The Vjosa is one of Europe’s last wild rivers, but it faces threat from dam construction. As pressure to build dams intensifies in less developed countries, the opposite is happening in the U.S. and western Europe.

Kill an owl to save another owl? Sometimes uncomfortable choices are made to save a species from extinction. "Owl vs. Owl" was chosen as an official selection of the 2019 International Wildlife Film Festival.

A grand experiment is underway in Tanzania, where people are trying to find a way to coexist with lions. Watch episode 4 of AP's environment series What Can Be Saved?

Around the world, efforts are under way to rebuild forests -- a remedy for climate change. Watch episode three of AP's environment series "What Can Be Saved?" now and tune in next Tuesday for a new episode.

Scientists in Venezuela persevere in their quest to study fragile alpine ecosystems as the country's only glacier quickly disappears and their country is in chaos.

Episode 1: Back From The Brink - Coral reefs are on steep decline all over the world, but care and dedication in Jamaica have helped bring them back from the brink. One effort: growing tiny pieces of coral by hanging them on undersea clotheslines.