First the good news: Seas didn't rise as much as we thought in the 20th century. Bad news? They're rising even faster now.
It takes a gallon of water to produce one almond. And that's not the most insane fact about the hedge-fund-fueled race to plant thirsty trees in the middle of a catastrophic drought.
The city of Hamburg plans to bury a section of the Autobahn, and plant a stretch of parks, gardens, and trails on top the tunnel.
Resilience is an idea with potentially transformative power -- but we need to make sure it isn't co-opted by big business and the forces of the status quo.
In Seattle, land of a byzantine bus system, even the dogs know how to handle public transit.
Energy demand in big cities is poised to soar, but with forward-thinking urban and transportation planning, we could keep that growth in check.
Why did Washington state choose a cap-and-trade program? And does it have a chance of passing? Gov. Jay Inslee weighs in.
A Fort Lauderdale bike registry program aimed to reduce theft, but it also gave cops a reason to stop cyclists, and -- surprise! -- African Americans took most of the heat.
A utility in Iowa is suing neighboring farming counties over fertilizer runoff that ends up in the drinking water.