The Bald Eagle population in the United States declined drastically due to habitat loss and the use of pesticides. Conservation efforts, including the banning of DDT and the establishment of national parks, helped the species recover.

CITES is an international agreement that aims to ensure that international trade in specimens of wild animals and plants does not threaten their survival.

Ocean Conservancy is a non-profit organization that focuses on protecting the ocean from various threats, including plastic pollution and overfishing.

The Aral Sea Restoration Project is a long-term effort to restore the Aral Sea by replenishing its water supply and improving water management practices.

The California Condor was successfully reintroduced to the wild in the 1990s after being extinct in the wild for over 100 years due to habitat loss and hunting.

The International Coral Reef Initiative (ICRI) is a global partnership of governments, organizations, and individuals working to protect and restore coral reefs.

The Forest Stewardship Council (FSC) is an international non-profit organization that promotes responsible forest management practices.

The Paris Agreement is an international agreement within the United Nations Framework Convention on Climate Change (UNFCCC) that aims to limit global warming to well below 2 degrees Celsius, preferably to 1.5 degrees Celsius, compared to pre-industrial levels.

The Passenger Pigeon was successfully reintroduced to the wild in the early 20th century after being extinct in the wild for over 400 years due to overhunting.

The Global Mangrove Alliance is a partnership of organizations working to protect and restore mangrove forests around the world.

The Golden Lion Tamarin was successfully reintroduced to the wild in the 1990s after being extinct in the wild for over 200 years due to habitat loss and hunting.

The Global Peatlands Initiative is a partnership of organizations working to protect and restore peatlands around the world.

The Black-footed Ferret was successfully reintroduced to the wild in the 1990s after being extinct in the wild for over 100 years due to habitat loss and disease.

The Global Grasslands Alliance is a partnership of organizations working to protect and restore grasslands around the world.

The Scimitar-horned Oryx was successfully reintroduced to the wild in the 1990s after being extinct in the wild for over 50 years due to habitat loss and hunting.