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7.13 Mrs Jensen
Our Impact on Land
8
Science
7th Grade
09/14/2011

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Cards

Term
carrying capacity

7.13
Definition
the maximum number of individuals of a particular species that the planet will support
Term
population

7.13
Definition
the total number of individuals of a particular species in a specific area
Term
population explosion

7.13
Definition
a rapidly increasing number of humans on Earth due to factors such as modern medicine, better sanitation, better nutrition, and more people surviving to the age when they can have children
Term
landfill

7.13
Definition
an area where waste is deposited
Term
hazardous wastes

7.13
Definition
poisonous,cancer-causing, or radioactive wastes that are dangerous to living things
Term
conservation

7.13
Definition
the careful use of resources to reduce damage to the environment by means such as reducing our use of materials, reusing items, and recycling materials
Term
composting

7.13
Definition
the piling of yard wastes where they can gradually decompose
Term
recyclable

7.13
Definition
any item that can be processed and used again in order to conserve natural resources and reduce solid waste
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