The aim of the Bern Convention is to ensure the conservation of wild European plants and animals and of their natural habitats.
The objective of the Bonn Convention is the protection and conservation of migratory animal species, which frequently migrate across political borders, on an international Level.
The objective of the Ramsar Convention is the protection and sustainable use of wetlands.
The Washington Convention lays down the rules for the international trade in endangered species of wild fauna and flora and their products.