Arizona wants to tie bathroom access to birth certificates; scientists sound warning about pit latrines; a municipal government does BYO toilet paper.
It's a misleading metric that actually tells us very little about efficiency.
San Francisco's sources of drinking water are threatened on multiple fronts.
Some scholars are calling for a stronger understanding of the "DNA" of cities — and, by extension, an improved ability to address urban problems in a systemic manner.
We could see seven times as many Katrinas every year.
Research finds that Republicans are more likely to crank up the AC in the summer.
The vegetation around Winnipeg now looks as lush as what's growing in Minneapolis, according to a NASA-funded study.
Droughts and resource shortages can destabilize countries and foment unrest.
Studying the emissions of megacities like Los Angeles promises to be the next big thing in combating global warming.
Tantalizing evidence suggests that yes, air traffic is helping give the atmosphere a fever.
Also, a London neighbor fights against public gobbing and Sydney's wealthy whine about public-park weddings.
Hoboken could provide a perfect laboratory for aggressive efforts. Are state and federal governments ready to participate in the experiment?
It’s easy to take potshots when architects push the envelope. But the flat roof is problematic as a more basic matter of function.
Thick trails of lung-damaging nitrogen dioxide stretch from ports in China, India and the Middle East, and fume off of coastal cities worldwide.
A very long, very bold to-do list for the next 20 years.
Today's 100-year storm surge could be tomorrow's high tide.
VBZD? "Vector-borne and zoonotic disease." SLCS? "Sea level change scenarios." CSO? "Combined sewer overflow."
How waste heat from large cities may be affecting weather patterns in areas up to 1000 miles away.
The summer melt in 2012 alone added a millimeter to the global sea level.