Can ‘Green’ Ammonia Be a Climate Fix?

Researchers believe that if the chemical is made with renewable energy, it could be used as…

Bright Spots in the Global Coral Reef Catastrophe

The first major report on the world’s reefs presents a grim picture of losses from global…

‘Blue Carbon’ Credits Could Help Restore Ecosystems

Seagrasses, mangrove forests, and wetlands store tons of carbon. But can a market based on regrowing…