The Colorado River serves over 35 million Americans before reaching Mexico – but it is dammed at the border, leaving locals on the other side with a dry delta.
Five luminaries explain the concept of 'environmental justice' and reveal why, alongside the climate crisis, it is one of the most pressing issues of our time.
The natural gas industry is on an aggressive public relations tear to convince Americans that for decades to come, it is the "bridge" between coal and renewable energy.
A technology initially promoted to help cigarette smokers has transformed marijuana use, too. Now, with cases of severe lung illness rising, health investigators are warning people to stop vaping cannabis.
Millions of fluorescent light ballasts containing PCBs probably remain in schools and day care centers across the U.S. four decades after the chemicals were banned over concerns that they could cause cancer and other illnesses.
Study finds decreasing lead in topsoil coincides with reductions in children's blood levels, which suggests playing around the dirt may be an important source of the toxic for children
