The International Union for Conservation of Nature – United States (IUCN-US) is a partner organization of the International Union for Conservation of Nature (IUCN), an organization that has celebrated over 70 years of helping the world find real solutions to our most pressing environment and development challenges, and with which we share a common mission.

IUCN is an international organization, headquartered in Switzerland with a regional North America office located in Washington DC.

IUCN-US has been supporting IUCN and its network of members and partners for over 25 years. We provide financial support for scientific and educational activities, field projects and efforts to develop and implement policy, laws and best practices to advance conservation initiatives around the world. As the world’s oldest and largest global environmental organization, IUCN has an unparalleled leadership position to influence the direction of conservation and sustainable development.

But we need to do much more – and your support is vital. Get involved