1
The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.
2
A species that is at risk of extinction.
3
A community of living and nonliving things that interact with each other.
4
The protection, preservation, management, or restoration of natural environments and the wildlife that inhabit them.
5
The variety of life in a particular habitat or ecosystem.
6
A natural resource that can be replenished over time, such as solar, wind, or hydro power.
7
The presence or introduction into the environment of substances or things that have harmful or poisonous effects.
8
The natural home or environment of an animal, plant, or other organism.