Term
| According to the textbook, how old is planet Earth? |
|
Definition
|
|
Term
| Which of the following factors is as important as population in determining the environmental impact of humans? |
|
Definition
|
|
Term
| The highly developed countries represent how much of the world's population? |
|
Definition
|
|
Term
| Which of the following is a nonrenewable resource? |
|
Definition
|
|
Term
| Highly developed countries are characterized by |
|
Definition
|
|
Term
| How do moderately developed countries most differ from highly developed countries? |
|
Definition
| They are mostly rural economies with very low per capita incomes. |
|
|
Term
| What is the environmental significance of the process of “consumption”? |
|
Definition
| Consumption can outstrip the natural resources available and lead to overexploitation of the environment. |
|
|
Term
| Which of the following parameters are needed to estimate humans' impact on the environment? |
|
Definition
| all of these are necessary |
|
|
Term
| In the United States ecological footprint of each person is about 10 hectares. The Earth presently has 11.4 billion hectares of productive land and water. If everyone in the world lived at the same level of consumption as the average American about how many earths would we need to survive according to the ecological footprint analysis? |
|
Definition
|
|
Term
| Which of the following are unsustainable examples of human activities or behaviors? |
|
Definition
| depletion of fossil fuels. |
|
|
Term
| Which of the following represents an idea associated with environmental sustainability? |
|
Definition
| The Earth's resources are not present in infinite supply. |
|
|
Term
| Which of the following statements best describes why blue tuna are disappearing from some parts of the ocean? |
|
Definition
| Overfishing of tuna has greatly reduced populations. |
|
|
Term
| Which of the following terms best describes the interdisciplinary study of humanity's relationship with other organisms and the non-living physical environment? |
|
Definition
|
|
Term
| How does science obtain knowledge about the world? |
|
Definition
| By systematically gathering evidence and discarding potential explanations that do not fit the evidence, and refining those that do fit the evidence. |
|
|
Term
| Why is it inadequate to rely solely on science to solve environmental problems? |
|
Definition
| Science can only inform decisions and ethics are necessary to help us decide what we ought to do. |
|
|
Term
| What one central problem in environmental science links all other problems together? |
|
Definition
| Human population continues to increase. |
|
|
Term
| Which of the following statements about scientific theories are true? |
|
Definition
| Theories can be used to predict the existence of as-yet unobserved things or phenomena. |
|
|
Term
| To test a hypothesis about a given variable, experimental and control groups are tested in parallel. Which of the following best explains the dual experiments? |
|
Definition
| In the experimental group, a chosen variable is altered in a known way. In the control group, that chosen variable is not altered so a comparison can be made. |
|
|
Term
| Which of the following global environmental concerns is most directly linked to poverty? |
|
Definition
|
|
Term
| Why do polluters like oil refineries not do more to reduce toxic emissions? |
|
Definition
| It is expensive to install pollution control devices |
|
|
Term
| Why do we need to be careful when interpreting IPAT equation results? |
|
Definition
| We often do not understand all of the environmental impacts of a particular technology. |
|
|
Term
| What does an ecological footprint measure? |
|
Definition
| natural resources used by each person in an area |
|
|
Term
| Which of the following is most likely to happen if everybody in the world used resources at the rate that people in the United States do? |
|
Definition
| Our current resources would run out quickly. |
|
|
Term
| How would a scientist respond to the statement that “The theory of relativity is really just an educated guess at what is happening.” |
|
Definition
| She would disagree because scientific theories refer to broadly conceived, well-supported explanations of scientific phenomena. |
|
|
Term
| What does the phrase “Environmental sustainability” imply? |
|
Definition
| Future generations will have the resources necessary for quality of life. |
|
|
Term
| What is the usual result of a successful NIMBY campaign? |
|
Definition
| Polluting facilities are placed in poor or less populated communities. |
|
|
Term
| Why is a risk analysis usually performed in solving environmental problems? |
|
Definition
| to analyze the potential effect of an intervention versus doing nothing |
|
|
Term
| New Orleans has been (subsiding) sinking for many years. Part of the reason is that the city was built on unconsolidated sediment. What is another reason that wetland scientists believe is responsible for subsidence? |
|
Definition
| extraction of groundwater and oil |
|
|
Term
| To what does the “Tragedy of the Commons” refer? |
|
Definition
| The struggle between short-term individual welfare and long-term environmental stability. |
|
|
Term
| Which of the following is a modern example of a commons? |
|
Definition
| a tuna fishery in the open Atlantic Ocean |
|
|
Term
| Which of the following statements about sustainable development is true? |
|
Definition
| Sustainable development can only support limited levels of consumption. |
|
|
Term
| If economic decisions are to be sustainable they will have to consider which of the following? |
|
Definition
| environmental and societal costs must both be considered |
|
|
Term
| It has been argued that the United States has a serious overpopulation problem. Why is this possibly true? |
|
Definition
| The rich in the US consume a much larger portion of the wealth available compared to the poor. |
|
|
Term
| What is the Philly car share program an example of? |
|
Definition
| a unique driving education program |
|
|
Term
| Global sustainable development depends on eradication of poverty in the developing world. What is the consequence of this? |
|
Definition
| Poor people in developing countries need to increase their consumption of certain essential resources. |
|
|
Term
| Why are both science and ethics necessary to solve environmental problems? |
|
Definition
| Science can only inform, decisions and ethics are necessary to help us decide what we ought to do. |
|
|
Term
|
Definition
| a worldview based on the idea that all species have equal worth |
|
|
Term
| According to the Western Worldview, humanity is ethically obligated to which of the following? |
|
Definition
|
|
Term
| What is a serious shortcoming of the Western Worldview? |
|
Definition
| unlimited consumption of goods and services |
|
|
Term
| Why is the Deep Ecology worldview impractical? |
|
Definition
| Human population size would have to decline drastically for it to work. |
|
|
Term
| The issue that racial and ethnic minorities face unusually high exposure to environmental hazards is a central argument to |
|
Definition
|
|
Term
| What rights does environmental justice provide? |
|
Definition
| adequate protection from environmental hazards |
|
|
Term
| Which of the following is key to the elimination of world poverty and stabilizing global population? |
|
Definition
| educating women and children |
|
|
Term
| What is carrying capacity? |
|
Definition
| the maximum population that can be sustained by a given environment |
|
|
Term
| What is cultural diversity? |
|
Definition
| Earth's variety of human communities, including language, community, and identity. |
|
|
Term
| Which of the following is an example of an ecosystem service provided by soil? |
|
Definition
|
|
Term
| Which of the following would be most effective at reducing the enhanced greenhouse effect? |
|
Definition
|
|
Term
| Which of the following best preserves environmental services? |
|
Definition
|
|
Term
| What is the best way to get rid of squatter communities? |
|
Definition
| Develop plans for the eventual improvement of squatter settlements. |
|
|
Term
| Which of the following are examples of non-sustainable human activities or behaviors? |
|
Definition
| use of nonrenewable resources as if they were present in unlimited quantities |
|
|
Term
| What does the phrase “Environmental sustainability” imply? |
|
Definition
| All of these are implied by environmental sustainability. |
|
|
Term
| What species became the symbol for the conflict between environmentalists and loggers in the Pacific Northwest? |
|
Definition
|
|
Term
| What is the best definition of conservation? |
|
Definition
| careful management of land and resources |
|
|
Term
| Who wrote one of the first books discussing human impact on global environmental change? |
|
Definition
|
|
Term
| Who among the following would most likely believe that natural resources should be used for the greatest good for the most people for the longest time? |
|
Definition
|
|
Term
| The establishment of the stadium in Hetch Hetchy Canyon in Yosemite resulted in what important change to the US Park service's mission? |
|
Definition
| “without impairment” was added |
|
|
Term
| The soil conservation service was formed after what environmental crisis? |
|
Definition
| Severe erosion following windstorms in the 1930s. |
|
|
Term
| Which of the following pieces of literature helped foster support for the Wilderness Act of 1964? |
|
Definition
|
|
Term
| What important environmental book about problems associated with pesticide use was written by Rachel Carson? |
|
Definition
|
|
Term
| Which U.S. president was most responsible for setting aside national forests in the late 1800s and early 1900s? |
|
Definition
|
|
Term
| Whose work heightened public awareness and concern about the use of pesticides and ultimately led to restriction on the use of certain pesticides? |
|
Definition
|
|
Term
| Who introduced the concept of the land ethic? |
|
Definition
|
|
Term
| Whose book described the damage the increasing number of humans was having on Earth's life support system? |
|
Definition
|
|
Term
| Which of the following definitions best describes an environmentalist? |
|
Definition
| Someone who is concerned about the environment. |
|
|
Term
| People's realization of environmental problems including pesticides, increasing population, and loss of natural resources helped establish which of the following events or organizations? |
|
Definition
|
|
Term
| What was one positive thing that came from the establishment of Earth Day? |
|
Definition
| Signing of the National Environmental Policy Act and the creation of the EPA |
|
|
Term
| In economic terms, pollution can be defined as |
|
Definition
|
|
Term
| Which of the following was probably the most significant event in 1999 to impact the environment? |
|
Definition
| World human population reached 6 billion individuals. |
|
|
Term
| The 1990s were best known for which of the following environmental events? |
|
Definition
| It was a decade of some of the worst environmental disasters. |
|
|
Term
| Corporations and governments affecting environmental resources began to take NEPA seriously after which of the following events? |
|
Definition
| Environmental groups began suing individuals and organizations based on environmental impact statements. |
|
|
Term
| The process of evaluating and presenting decision-makers with the relative benefits and costs of various alternatives is called what? |
|
Definition
|
|
Term
| An environmental impact statement must include which of the following? |
|
Definition
| Short- and long-term effects and any adverse environmental effects. |
|
|
Term
| The National Environmental Policy Act |
|
Definition
| requires the evaluation of federal highway construction and military projects. |
|
|
Term
| How did the NEPA revolutionize environmental protection in the United States? |
|
Definition
| It requires the federal government to consider the environmental impact of proposed federal action. |
|
|
Term
| The study of how people use their limited resources to try to satisfy their unlimited wants is |
|
Definition
|
|
Term
| Which of the following statements is most accurate regarding US environmental legislation? |
|
Definition
| Mostly successful: many endangered species are recovering, soil erosion has declined more than 60%, release of toxic chemicals has declined 48% since 1988. |
|
|
Term
| Which of the following would environmental economists consider natural capital? |
|
Definition
| water purification by a cattail marsh |
|
|
Term
| Oils and chemicals burning in the Cuyahoga River represent what? |
|
Definition
|
|
Term
| Which of the following is an example of resource degradation? |
|
Definition
| Collapse of the Pacific wild salmon fishery. |
|
|
Term
| Which of the following is NOT considered in determining net domestic product? |
|
Definition
|
|
Term
| Pollution such as the emissions from this oil refinery is considered an external cost because |
|
Definition
| its cost to the environment is not reflected in the price of the product that produces it. |
|
|
Term
| Which of the following illustrates a major problem with using gross domestic product as a measure of national productivity? |
|
Definition
| It ignores resource depletion and pollution. |
|
|
Term
| Which of the following represents an example of an external cost? |
|
Definition
| Soil erosion from clear cutting of forests. |
|
|
Term
| Which of the following is NOT an example of command and control regulation? |
|
Definition
|
|
Term
| What type of pollution control strategy does the Clean Air Act mainly depend on? |
|
Definition
| command-and-control regulation |
|
|
Term
| Which of the following do incentive-based strategies depend on most? |
|
Definition
|
|
Term
| A high reading shown on a Geiger counter suggests which of the following? |
|
Definition
|
|
Term
| Which term encompasses the other four? |
|
Definition
|
|
Term
|
Definition
| A group of similar organisms whose members freely interbreed with one another. |
|
|
Term
| Which of the following is an example of a biotic component of an ecosystem? |
|
Definition
|
|
Term
| Which of the following best describes an ecosystem? |
|
Definition
| all of the biological interactions, plus interactions with the abiotic environment, in a given area. |
|
|
Term
| What is landscape ecology? |
|
Definition
| The study of the connections among various ecosystems. |
|
|
Term
| Which of the following is NOT a component of the hydrosphere? |
|
Definition
|
|
Term
| What layer of our planet is made of rock and soil? |
|
Definition
|
|
Term
| What type of chemical energy is stored in a plant? |
|
Definition
|
|
Term
| What is stated by the First Law of Thermodynamics? |
|
Definition
| Energy cannot be created or destroyed. |
|
|
Term
|
Definition
| The disorder in a system. |
|
|
Term
| According to the laws of thermodynamics, which of the following can be recycled? |
|
Definition
|
|
Term
| Which of the following statements about energy is true? |
|
Definition
| It flows in only one direction through an ecosystem. |
|
|
Term
| Which of the following statements about biogeochemical cycles is true? |
|
Definition
| They describe the movement of water and other materials through the biosphere. |
|
|
Term
| How would an ecologist classify an herbivore? |
|
Definition
|
|
Term
| Mushrooms get their nutrition from |
|
Definition
| decomposing dead organic material. |
|
|
Term
| How would an ecologist classify bacteria, worms, and fungi |
|
Definition
|
|
Term
| What important role do decomposers play in the ecosystem? |
|
Definition
|
|
Term
| What is illustrated in the following image? |
|
Definition
| the one-way flow of energy in an ecosystem |
|
|
Term
| Which of the following is a good example of a producer? |
|
Definition
|
|
Term
| What is each level or "link" in a food chain or a food web called? |
|
Definition
|
|
Term
| How is carbon transferred from living organisms to the atmosphere? |
|
Definition
|
|
Term
| The nitrogen cycle is one of the most important and complex of the biogeochemical cycles. Why is nitrogen important? |
|
Definition
| It's an essential part of biological molecules such as proteins and nucleic acids (DNA). |
|
|
Term
| Whit is Nitrogen fixation? |
|
Definition
| The conversion of gaseous nitrogen into an organism friendly form (ammonia (NH3). |
|
|
Term
| Your body building friend says she needs the nitrogen in protein for energy. Do you agree? Which of the following is the best response to her statement? |
|
Definition
| Yes, energy used in respiration is stored in chemical bonds of proteins. |
|
|
Term
| Nitrogen gas accounts for what percentage of the atmosphere? |
|
Definition
|
|
Term
| What is the first step in the nitrogen cycle, in which gaseous nitrogen is converted into ammonia? |
|
Definition
|
|
Term
| Which of the following plants is a legume which may have nitrogen fixing bacteria attached to their |
|
Definition
|
|
Term
| What part of the nitrogen cycle deals with the conversion of nitrogen in waste products (urea in urine) |
|
Definition
|
|
Term
| What is the process that reduces nitrate (NO3-) to gaseous nitrogen (N2) called |
|
Definition
|
|
Term
| How can humans interfere with the phosphorus cycle? |
|
Definition
| by mining for fertilizers |
|
|
Term
| Which of the following processes plays an important role in the phosphorus cycle? |
|
Definition
|
|
Term
| How does the phosphorus cycle differ from the carbon cycle? |
|
Definition
| The atmosphere does not contribute to the phosphorus cycle. |
|
|
Term
| Why have some plants evolved mutualistic relationships with nitrogen-fixing bacteria? |
|
Definition
| The bacteria transform nitrogen into useful forms for the plants; the plants provide water and a place for the bacteria to live. |
|
|
Term
| What do we call an area of land that runoff drains into? |
|
Definition
|
|
Term
| What is an organism's realized niche? |
|
Definition
| lifestyle an organism pursues and the resources it actually uses |
|
|
Term
| What is an organism's role, or lifestyle, within the structure of an ecosystem called? |
|
Definition
|
|
Term
|
Definition
| The interdependent evolution of two interacting species. |
|
|
Term
| Why are epiphytes considered commensal? |
|
Definition
| The tree is not harmed by the epiphytes. |
|
|
Term
| Which of the following characterizes a symbiotic relationship? |
|
Definition
|
|
Term
|
Definition
| One organism consuming another organism, which may be a plant or animal. |
|
|
Term
| Which of the following is an example of interspecific competition? |
|
Definition
| Mites and nematodes all feeding on the same decomposing plant. |
|
|
Term
| Which of the following describes interspecific competition? |
|
Definition
| two or more species attempt to use an essential common resource. |
|
|
Term
| Which of the following is an adaptation of flowers resulting from the coevolution of plants and pollinators? |
|
Definition
|
|
Term
| Which of the following statements is true? |
|
Definition
| Predation exerts a selective force on the prey, favoring characteristics that reduce the probability of capture. |
|
|
Term
|
Definition
| are usually not the most abundant species in the ecosystem. |
|
|
Term
| What important process might be severely impacted by colony collapse syndrome? |
|
Definition
|
|
Term
| Which of the following is an example of a keystone species in North America? |
|
Definition
|
|
Term
| Which of the following terms encompasses all of the other terms? |
|
Definition
|
|
Term
| Resource partitioning can be accomplished through which of the following? |
|
Definition
|
|
Term
| Which of the following is an excellent example of co-evolution? |
|
Definition
| flowering plants and their pollinators |
|
|
Term
| After wolves were reintroduced into the Yellowstone ecosystem, which of the following events would you assume occurred? |
|
Definition
|
|
Term
| What two areas of the world have the greatest food insecurity? |
|
Definition
| South Asia and sub-Saharan Africa. |
|
|
Term
| How is China putting pressure on world grain supplies? |
|
Definition
| More people can afford to buy and eat meat. |
|
|
Term
| The average adult human should consume enough food to get approximately how many calories per day? |
|
Definition
|
|
Term
| Which of the following is a consequence of over nutrition? |
|
Definition
|
|
Term
| Which term or phrase describes the quantity of various grains remaining from previous harvests ? |
|
Definition
| world grain carryover stocks |
|
|
Term
| What conclusion about grain production can be drawn from the figure shown? |
|
Definition
| grain production is just matching population growth |
|
|
Term
| What is the main cause of undernutrition and malnutrition? |
|
Definition
|
|
Term
| An individual who is undernourished: |
|
Definition
| receives fewer calories than needed for an extended period of time. |
|
|
Term
| What is the long-term solution to the food supply problem? |
|
Definition
| Controlling human population growth. |
|
|
Term
| What is the main reason that world grain carryover stocks have dropped in the past few years? |
|
Definition
| increased consumption of animal products |
|
|
Term
| Which of the following is NOT a long-term solution to world food problems? |
|
Definition
| increase dependence on energy-intensive, high-yield agricultural methods |
|
|
Term
| Why is livestock an expensive source of food? |
|
Definition
| animals are fed large amounts of grain |
|
|
Term
| What are the most common foods eaten in the world today? |
|
Definition
|
|
Term
| More of which of the following is needed for industrialized agriculture? |
|
Definition
|
|
Term
| Where does the energy for subsistence farming come from? |
|
Definition
|
|
Term
| Domesticated plants and animals: |
|
Definition
| tend to lose genetic diversity as the farmer selects for more desirable agricultural characteristics. |
|
|
Term
| What do the farmers call a type of agriculture where they grow crops for short periods and leave land fallow for longer periods? |
|
Definition
|
|
Term
| What is it called when several varieties of crops are grown in the same field at the same time? |
|
Definition
|
|
Term
| What is lost when crop varieties lose genetic diversity? |
|
Definition
|
|
Term
| How much prime agricultural land does the United States have? |
|
Definition
|
|
Term
| According to the American farmland trust how much land is lost to development each year in the United States? |
|
Definition
|
|
Term
|
Definition
| plant or animal material used in breeding |
|
|
Term
| Which of the following crops has been significantly improved by the green revolution? |
|
Definition
|
|
Term
| What was the industrialized egg program based on high-yield crops that was introduced in the 1960s called? |
|
Definition
|
|
Term
| What was the major problem with the Green Revolution? |
|
Definition
|
|
Term
| Which of the following is/are currently used to increase livestock yields? |
|
Definition
| administering antibiotics and hormones |
|
|
Term
| Which of the following statements about organic food production is true? |
|
Definition
| Organic farms use no pesticides, instead they rely on alternative pest management. |
|
|
Term
| Concern over the routine use of antibiotics in raising livestock centers around: |
|
Definition
| the potential that bacterial resistance to antibiotics may increase as a result. |
|
|
Term
| Which of the following statements about sustainable agriculture is FALSE? |
|
Definition
| Sustainable agriculture methods are less damaging to the environment, but have higher associated costs. |
|
|
Term
| What would a narrow-spectrum pesticide kill? |
|
Definition
| The organism for which it was intended. |
|
|
Term
| The term used to describe a pesticide used to kill plants? |
|
Definition
|
|
Term
| Any inherited characteristic that decreases the effect of a pesticide on a pest is known as: |
|
Definition
|
|
Term
| What is a problem associated with pesticides? |
|
Definition
|
|
Term
| What is an important technique in integrated pest management? |
|
Definition
|
|
Term
| Using a combination of biological, chemical and cultural methods to control pests is referred to as what? |
|
Definition
| integrated pest management (IPM) |
|
|
Term
| What is a technique of using naturally occurring disease organisms, parasites, or predators to control pests called? |
|
Definition
|
|
Term
| What is the product Green Muscle (used to control locusts and Africa)? |
|
Definition
|
|
Term
|
Definition
|
|
Term
| What is a fundamental premise associated with IPM? |
|
Definition
| education in agricultural strategies |
|
|
Term
| Which of the following is not an integrated pest management technique? |
|
Definition
|
|
Term
| Which of the following is NOT an alternative to pesticides? |
|
Definition
|
|
Term
| What is a major health concern related to the use of genetically modified crops? |
|
Definition
|
|
Term
| What percentage of United States crops are genetically modified? |
|
Definition
|
|
Term
| If a broad-spectrum insecticide is applied to an agricultural field what will it kill? |
|
Definition
|
|
Term
| Why are pests so common in agricultural fields? |
|
Definition
| monocultures improve conditions for insect pests |
|
|
Term
| What is the main reason pesticides become ineffective over time? |
|
Definition
|
|
Term
| What is the reason US waters contain pesticides? |
|
Definition
|
|
Term
| What is a biological control? |
|
Definition
| natural predators or diseases that control pasts |
|
|
Term
| Which of the following would eliminate mold, mildew or mushrooms in a given area? |
|
Definition
|
|
Term
| Why is IPM not more widely used? |
|
Definition
| It requires sophisticated knowledge of past life cycles. |
|
|
Term
| “Green jobs” are those associated with new energy industries such as solar, wind, and geothermal power. Predictions for future employment are: |
|
Definition
| Newly created jobs are likely to replace at least as many jobs as have been lost to changes in our |
|
|
Term
| According to FAO, the number of people suffering from malnutrition and under nutrition in the world: |
|
Definition
| Has reached an all-time high |
|
|
Term
| 160 villages in Syria were abandoned in 2007-2008. This migration away was due to: |
|
Definition
|
|
Term
| Mercury in seafood has been associated with: |
|
Definition
| Nervous system impairment |
|
|
Term
| What is the potential food security value associated with the creation of the global seed vault in Norway? |
|
Definition
| We have the potential to explore heritage seed types that may be more tolerant of climate change |
|
|
Term
| What are some signs of serious climate change? |
|
Definition
|
|
Term
| What are some of the potential impacts of climate change on health, agriculture, forests, water resources, coastal areas, and species or natural areas? |
|
Definition
| Infectious disease and respiratory illness will increase our health risks |
|
|
Term
| Trade in carbon credits was valued at $60 billion in 2007. This represents a(n) |
|
Definition
|
|
Term
| Global subsidies for commodity production are said to contribute to global obesity. What is the relationship between government subsidies and food production? |
|
Definition
| Subsidies for corn makes feed cheaper and allows beef to be produced at relatively low prices. This makes meat more affordable for more people. |
|
|
Term
| What measures are being taken to protect wildlife in threatened areas? |
|
Definition
|
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Term
| How do subsidies for the fishing industry contribute to environmental destruction? |
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Definition
| Trawler fishing is heavily subsidized and the method itself strips the seafloor of anything in the path of the trawler nets. |
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Term
| Nature’s contribution to the global economy can be measured in trillions of dollars per year. Which of the below are services provided by nature? |
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Definition
| Air and water purification, soil generation, and waste detoxification |
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Term
| What is meant by “Sustainable development”? |
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Definition
| Meeting our needs without compromising the ability of future generations to meet their own needs |
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Term
| According to World Bank, what are the three functions are served by economic indicators? |
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Definition
| Provide a measure of wealth, help shape development policies, and inform citizens about economic management |
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Term
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Definition
| The average income based on the amount of income for a group |
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Term
| How do “green” GDP systems differ from traditional GDP measures? |
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Definition
| Green GDP systems include costs and benefits of economic activity on environmental and social dimensions |
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Term
| Climate change and the ecosystem degradation are considered economic liabilities. How do failures in these systems lead to economic decline? |
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Definition
| Doing nothing about greenhouse gases can be expected to cost the world 5-20% of the global economy over the next ten years (failure is expensive) |
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Term
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Definition
| All of the above are correct |
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Term
| Scientists report that a waterborne fungus is responsible for the decline of more than forty amphibian species in Central America. For a thorough investigation, which of the following questions should be answered? |
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Definition
| All of the above are correct. |
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Term
| What was the UNs prediction for the number of environmental refugees in 2010? |
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Definition
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Term
| Conservation groups and the government of the Democratic Republic of the Congo have created a reserve to protect what endangered animal? |
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Definition
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