The updated cap-and-invest program determines how aggressively the state will curb planet-warming greenhouse gas emissions and how billions of dollars in revenue will flow.

Jose Manuel Perez trafficked reptiles worth more than $739,000 into the U.S. from Mexico and Hong Kong, using social media to make deals, according to federal officials.

It’s looking like another really bad year for gray whales.

Southern California still runs on heavy industry. Garden Grove’s chemical tank crisis was just a reminder.

Both the old best- and worst-case future scenarios in the fight against climate change are being jettisoned by the world’s top scientists as they prepare the next series of huge United Nations reports.

An intense heat wave in northwest Europe raised average temperatures by 16 to 27 degrees Fahrenheit above the norm across the region.

Although many environmental experts praised the efforts of first responders, they remained skeptical that no toxic substances had been released.

In a new plan, environmental groups call for a “water renaissance” in California, saying the state needs to invest much more in local water.

The Port of Long Beach aims to become an assembly hub for floating offshore wind turbines, while the state awaits a more favorable federal administration for their deployment.

The Senate has confirmed President Trump’s pick to oversee the management of a quarter-billion acres of public lands concentrated in Western states