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        | --- is the careful management and wise use of natural resources. |  | Definition 
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        | --- means that something is made into something new or different. |  | Definition 
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        | Give 3 examples of materials that can be recycled. |  | Definition 
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        | Why is recycling aluminum a wise thing to do? |  | Definition 
 
        | Melting aluminum for recycling takes much less electricity than having to get the raw material to make new aluminum. |  | 
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        | Why is recycling glass better than making new glass? |  | Definition 
 
        | Glass is easily recycled because recycled glass melts at at lower temperature which takes less energy. |  | 
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        | What are the four main ways to conserve resources? |  | Definition 
 
        | recycling reducing redesigning reusing |  | 
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        | --- is the process of using less. |  | Definition 
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        | --- is the process of using something again. |  | Definition 
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        | --- is the process of changing the packaging or the material of a product so that it takes fewer resources to make.  It is also the making of something in a new way to use less material. |  | Definition 
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        | --- is the protecting of an area of land or water. |  | Definition 
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        | A --- --- is an area designed to preserve the ecosystem and the natural beauty of an area. |  | Definition 
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        | --- is the repair of some damage done to an ecosystem. |  | Definition 
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        | Term 
 
        | Give an example of reclamation. |  | Definition 
 
        | After mining is done the land area is reclaimed by putting the dirt back in the ground and replanting plants and trees. |  | 
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        | Term 
 
        | --- is the process that gradually changes an existing ecosystem into another ecosystem. |  | Definition 
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        | Term 
 
        | Give an example of succession. |  | Definition 
 
        | After a forest fire destroys the plants, new plants begin to grow.  Then a meadow forms.  Then a forest can form. |  | 
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        | Term 
 
        | Give an example of a sudden event that can destroy an ecosystem. |  | Definition 
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        | What are the first organism to establish themselves? |  | Definition 
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        | --- in the soil is food to plants. |  | Definition 
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        | How can nutrients be added to the soil? |  | Definition 
 
        | bodies of dead animals decomposing |  | 
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        | What are two ways that people use ecosystems as a resource? |  | Definition 
 
        | Some people use the lakes and rivers for recreation.  Wetlands may be drained for room to build houses and shopping complexes. |  | 
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        | Term 
 
        | Give two examples of how scientist consider all of Earth's ecosystems to be interconnected. |  | Definition 
 
        | 1.  Plants provide oxygen for people and other living organisms.   2.  Trees and plants help revent the soil from washing away. |  | 
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        | Give two examples of how damaged ecosystems can be restored. |  | Definition 
 
        | 1.  Old railroad beds can be turned into bike trails or hiking paths.    2.  Mining areas can be reclaimed by filling in dirt and replanting. |  | 
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