Preserving Ecosystems

Question Answer
Matter that breaks down easily in the environment. Biodegradable Material
Decayed material from once-living things that is used to enrich soil. Compost
An organism that breaks down the remains of dead organisms or materials that are made from once-living things. Decomposer
Travel to natural habitats that avoids harming them and helps preserve these areas and the living things there. Ecotourism
Waste that can pollute the enviornment even when it occurs in very small amounts. Hazardous Waste
Trash that is not disposed of in a way that prevents harm to ecosystems. Litter
A material that causes pollution Pollutant
The addition of harmful materials to the environment. Pollution
To collect old materials, process them, and make new items. Recycle

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