Atmospheric rivers almost guarantee that San Francisco, with its sewage system, will dump millions of gallons of raw sewage ...

Air quality in San Francisco is improving, according to an Axios analysis of year-over-year EPA data. Why it matters: Long-term exposure to poor air quality is harmful to your health. A growing body ...

Sending Caltrain cars to Peru will drive other countries down the wrong carbon emissions path with arcane technology.

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

San Francisco Supervisor Joel Engardio is the target of a recall effort. It’ s based on opposition by some residents to a ...

In this episode of Weekly podcast, we speak to three experts who study different ways that people are affecting how plants and animals evolve – and how humanity has become the single biggest driver of ...