More residents drown on the North Shore of Oʻahu than almost anywhere else in the state. Even as the county ramps up ...

A startup called Gigablue claims to have reached a milestone by selling 200,000 carbon credits for its ocean-based carbon ...

California lawmakers are asking President Donald Trump to declare a state of emergency over pollution of the Tijuana River ...

Sewage crisis along the U.S.-Mexico border has resulted in more than 100 billion gallons of contaminated water crossing into California since 2018.