Forests could regrow naturally on more than 800,000 square miles of land around the tropics, without need for planting trees by hand, a new study finds.

Wastewater contains nutrients that can overfeed algae, leading to harmful algal blooms and pollution issues in the ocean and other waterways. 

Intense rainfall in eastern Spain produced deadly and destructive flash floods in the province of Valencia. 

Aussie researchers have developed a new method for spotting plastic rubbish on our beaches and successfully field tested it on a remote stretch of coastline.

In fire-prone areas, water isn’t the only thing used to quell blazes. 

A new study published in Nature unveils a surprising discovery: a substantial amount of meltwater is temporarily stored within the Greenland Ice Sheet during summer months. 

On average, Americans spend about 90% of their time indoors, and the air we breathe at work, school or home affects our overall health and well-being.

A critical ocean layer for El Niño–Southern Oscillation (ENSO) dynamics.

Project CETI and Harvard have established a new reinforcement learning framework for rendezvous with whales using autonomous robots, combining sensing from diverse sensor streams.

Using data from an instrument designed by NASA’s Jet Propulsion Laboratory in Southern California, the nonprofit Carbon Mapper has released the first methane and carbon dioxide detections from the Tanager-1 satellite. The detections highlight methane plumes in Pakistan and Texas, as well as a carbon dioxide plume in South Africa.