The Pacific bluefin tuna is vulnerable to extinction and yet fisheries managers may vote to increase the number that can be caught.

The international community took steps to protect two increasingly rare species this week, providing an important reminder that treating otters as pets harms the iconic animals in the wild.

New research finds that ocean warming has damaged some fisheries and benefited others, although the losers outweigh the winners. But there’s still some encouraging news.

A look at five years of published studies finds that most primate species and habitats remain understudied. There are ways to fix that.

In her new book, author and ethicist Harriet Washington unearths one of the most overlooked aspects of environmental racism.

Indonesia raised its captive and export quotas for this over-exploited species, just as new international regulations are about to be discussed.

A new report from Global Witness found that three environmental defenders were murdered every week in 2018 and many more were criminalized for working to protect the land, water and other vital resources.

While the Trump administration continued its anti-environmental policies, the planet experienced its hottest month in recorded history. But are the winds starting to shift?

An operation to discourage poachers by removing a rhino calf’s horn serves as a stark reminder of the protections that need to stay in place for these imperiled species.

The Post Carbon Institute’s Jason Bradford writes that climate change and the end of cheap fossil fuels will increase the need for local food systems and revitalized rural economies.