Credit-rating agencies say they can discipline companies that behave badly, and they have in some cases, but research reveals negligible progress.

Miami residents already live with the ramifications of climate change. That’s why organizers there have teamed up with other regions to share ideas.

A rise in container-ship accidents adds to the growing marine plastic pollution problem and poses risks to ocean health, wildlife and mariners.

A new report puts into focus for the first time the scope of the state’s drinking-water problems and what it will take to fix them. 

Experts say expanding public lands won’t be enough to achieve science-based calls for more protected areas.

The values of Zimbabwe’s and Namibia’s ivory stockpiles have been grossly overstated, and their proposed sale would lead to another poaching epidemic.

A presidential administration ready to tackle climate change may help — but it’s the years of planning that could really pay off.

Giant forest elephants and blue whales play an enormous role in climate sequestration. Can putting a financial value on that role help conserve them — and us?

Addressing the coronavirus pandemic can also provide opportunities to fight climate change and boost equity.

The United States must grapple with a legacy of 90,000 dams, many unsafe or unwanted.