Duffy, speaking at Union Station in Los Angeles on Thursday morning, said the Federal Railroad Administration will review the ...

In a surprising twist, California’s controversial new fuel standard — a key part of its effort to replace fossil fuels — has ...

Controversial changes to air pollution rules that could increase gasoline prices in California were placed on hold this week ...

The Ashland City Council voted to charge developers a carbon pollution fee for installing natural gas heating systems in new ...

President Donald Trump’s freeze on federal funding shows little sign of thawing for climate, energy and environmental justice ...

Left to their own accord, seeds would drop to the ground in late summer or autumn, survive winter, then germinate when the ...