As Kilauea erupts a 330-foot-tall fountain of lava, officials warn of hazards from volcanic gas that may affect nearby ...

Contra Costa Health on Tuesday responded to a Martinez Refining Company report that chemicals and combustion byproducts from ...

Contra Costa Health on Tuesday responded to a Martinez Refining Company report that chemicals and combustion byproducts from the three-day fire earlier this month included those that can cause cancer, ...

Hawaii's Kilauea volcano began spewing volcanic activity this week for its 9th time with no injuries or damage reported.

Hawaii's Kilauea Volcano is erupting again, and a group of lucky tourists got to watch lava spewing from the volcano in real ...

Polluted air, laden noxious gasses or tiny, invisible particles that burrow into human bodies, kills 7 million people ...

Everyone loves a breath of fresh air. Unfortunately, too often our air is anything but fresh. While air quality varies ...

In communities living next to factory farms, residents have long voiced their concerns about environmental pollution. Now, ...

Contra Costa County says a range of harmful chemicals were released, including some that pose risks for cancer and ...

For all its promised benefits, the artificial-intelligence boom is likely to prove costly to public health and even lead to ...

So far only a dozen of the 195 nations that signed the 2015 Paris climate agreement have filed their national plans for cutting emissions by 2035. Those nations account for only 1 ...