The management and protection of resources and life on Earth.

A group of plants, animals and other living things that live in the same place and help each other to survive.

A habitat is the place or environment where a plant or animal naturally lives. A habitat provides food, water, shelter, and a place to raise young. For example a coral reef or a sandy beach.

A place on the coast where ships can safely anchor because it is protected from rough water, wind, and sea currents.

A build-up of small particles that makes the water dirty.