These areas are an important ecosystem for certain rare or endangered plants, as well as frog and bird species.

It recognizes that wetlands are an important ecosystem.

Selakano forms one of the most important ecosystems on Crete.

The Amazon Basin is one of the world's most important ecosystems.

"Old-growth forests are an important ecosystem that we are just beginning to understand."

Stream and river habitats make up some of the world's most important and beautiful ecosystems.

It includes the lakes, rivers, wetlands, and estuaries of these important ecosystems.

Climate change, habitat loss, and pollution are all added pressures to these important ecosystems.

The area is key to the conservation of the ecosystem important to endemic species.

Seagrass beds are highly productive and form the basis of important coastal ecosystems.