The Franklin Fire set more than 4,000 acres (16 square kilometers) ablaze in Malibu, California, where it destroyed structures and forced thousands of residents to evacuate their homes.

Tires and degrading garbage shed tiny pieces of plastic into the air, creating a form of air pollution that UC San Francisco researchers suspect may be causing respiratory and other illnesses.

All communities rely on physical spaces that are vital to the well-being of their citizens, such as grocery stores, recreational facilities and pharmacies.

It’s well established that urban tree cover provides numerous environmental and psychological benefits to city dwellers.

The eastern U.S. has more trees and shrubs than three decades ago.

The University of Liverpool has reported a significant advancement in engineering biology and clean energy. 

University of Hawaiʻi at Mānoa Hawaiʻi Institute of Marine Biology biologists used drone imagery to understand how nursing humpback whale mothers and their calves fare as they cross the Pacific Ocean. 

Volcanic activity may have reset geological clock of samples used to measure Moon’s age.

This year’s rainy season is underway, which means atmospheric rivers are set to dump rain and snow across California and the Pacific Northwest.

On feedlots across the U.S., cows produce methane, a greenhouse gas 28 times more potent than carbon dioxide at trapping heat in the atmosphere.