"In an average summer in the United States, there are 1,332 heat-related deaths. But climate change will make that number rise to 4,608 by the end of the century, according to a new report from the Natural Resources Defense Council. In total, the US can expect 150,000 deaths due to excessive heat by 2100, the report projects."

"A new law in Pennsylvania has doctors nervous."

"It’s the kind of scenario that might evolve in Hollywood: A college professor detects drug-resistance genes collecting in local wetlands, where they survive for weeks and are spread far and wide by seabirds.

But the discovery of extra-hardy DNA flourishing on the edge of San Diego isn’t science fiction. It’s the result of research by David Cummings, a microbiologist at Point Loma Nazarene University.

"Two billion years ago, around the time atmospheric oxygen levels were rising, one cell engulfed another, and instead of becoming lunch, the ingestee became an Earth-changer and, eventually, a vital part of you: mitochondria."

"Eleven environmental organizations are suing the U.S. Environmental Protection Agency to force it to better regulate toxic coal ash and citing recent groundwater contamination at 29 coal ash dump sites in 16 states, including two in Western Pennsylvania."

"WASHINGTON — Federal food safety inspectors said a proposal by the Agriculture Department to expand a pilot program that allows private companies to take over the inspections at poultry plants could pose a health risk by allowing contaminated meat to reach customers.""Currently, the Agriculture Department’s Food Safety and Inspection Service inspectors are stationed along the assembly lines in poultry plants and examine the birds for blemishes, feces or visible defects before they are processed."