While U.S. border monitors were busy looking for terrorists in cargo containers, a slew of invasive species slipped unnoticed into the country.

Whatever that sheen in the Gulf is, it's not BP's fault, okay??

Reader support makes our work possible. Donate today to keep our site free. All donations TRIPLED!

If carbon is a risk (and it is!), the market should adjust for that, valuing companies with high "exposure to climate change" less than those that are climate-resilient. But since markets don't seem to ever do what they should in theory, that hasn't happened yet.

Electric vehicles are only as climate-positive as the electric grid that fuels them, so in places like China where coal-fired electricity reigns, EVs can account for more carbon than gas-powered cars.

Grist thanks its sponsors. Become one.

How a recycling company renovates its office: it uses trash. TerraCycle's new digs use soda bottles and vinyl records for walls, old doors for desks, scrap carpeting, and more.

Cheap solar panels mean more solar installers.