The place where an organism usually lives.

The ruin or alteration of a place inhabited by an ecological community.

Pollution that comes from many sources rather than from a single specific site.

The warming of the surface and lower atmosphere of Earth that occurs when water vapor, carbon dioxide, and other gases absorb and reradiated energy.

An unwanted change in the environment caused by substances or forms of energy.

A natural resource that can be replaced at the same rate at which the resource is consumed.

The average consumption per person within a population.

Any natural material or energy source that is used by humans, such as water, petroleum, minerals, forests, and materials.

Widespread injury, death, and property damage caused by a natural hazard.

A group of organisms of the same species that live in a specific geographical area.

To reduce the severity or impact of something.

Pollution that comes from a specific site.