An astounding number of animal species are under threat of extinction.

Discover the potential devastation caused by invading plants.

What makes algae one of the most important groups of organisms on Earth.

How lichens can reveal the health of ecosystems.

The interdependence of living and nonliving things.

What happens if you introduce a new species into an ecosystem?

What happens if you alter the nonliving factors of an ecosystem?

Why is conservation important?

The impact of the South American cane toad on Australian life.

Find out why biodiversity is vital to life on Earth.