The juvenile chinook salmon population in the Sacramento River could die out this season, according to the California Department of Fish and Wildlife.

Buses are the most common mode of public transport in Sri Lanka.

Conservationists say that a plan for a new oil field in Namibia and Botswana is threatening the ecosystems and communities in the Kavango Basin and the Okavango Delta, a UNESCO-protected World Heritage Site.

Every decade, the U.S. recalculates normal temperatures and the new normal is warmer than the last.

Green seaweed is blanketing the city of Qingdao in China in the worst ‘green tide’ algae infestation recorded in the region.

Did you know you might be consuming plastic?

These baboons face death for the threats they pose to human property — but this man is on a mission to save themLearn more: https://go.nowth.is/36QY4me.

This reef off the coast of the small Thai island of Koh Losin was being choked by a 2,750-square-meter fishing net.

According to a study by researchers at the University of Wisconsin, up to one-third of Wisconsin's gray wolves have died following the federal government's loosening of protections around the species.

According to a recent study, regions of one of the world's biggest carbon sinks, the Amazon rainforest, have officially become sources of carbon because of human intervention.

Canada’s recent heatwave, which saw temperatures above 100°F, essentially cooked more than 1 billion mussels, snails, sea stars, clams, oysters, rockfish, and other shallow-water mollusks and sea creatures, according to estimates from University of British Columbia marine biologist Chris Harley.

This cave painting found on the Indonesian island of Sulawesi is believed to be 45,500 years old, making it the oldest rock art discovered to date.