"The Obama administration is telling American automakers that it would like cars and light trucks to average 56.2 miles per gallon by 2025 — a boost to fuel economy that would save consumers money at the pump and help with global warming but drive up the cost of automobiles."

A growing number of recent graduates are passing on careers in traditional industries and media for work on sustainability, often in the nonprofit sector.

"Thousands of residents calmly fled Monday from the mesa-top town that's home to the Los Alamos nuclear laboratory, ahead of an approaching wildfire that sent up towering plumes of smoke, rained down ash and sparked a spot fire on lab property where scientists 50 years ago conducted underground tests of radioactive explosives."

"As America's nuclear power plants have aged, the once-rural areas around them have become far more crowded and much more difficult to evacuate. Yet government and industry have paid little heed, even as plants are running at higher power and posing more danger in the event of an accident, an Associated Press investigation has found."

"Near a nuclear power plant facing the Sea of Japan, a series of exhibitions in a large public relations building here extols the virtues of the energy source with some help from 'Alice in Wonderland.'"

"Despite criticism over perceived ties to oil and gas companies, judges of the New Orleans-based federal appeals court that frequently handles cases affecting the energy industry have made little effort to divest themselves of investments that could create conflicts of interest, according to new financial disclosure statements."

"Thousands of demonstrators formed a human chain outside France's oldest nuclear power plant on Sunday to demand the site be closed as the government mulls whether to extend its life by a decade."

"BROWNVILLE, Neb. — Like inhabitants of a city preparing for a siege, operators of the nuclear reactor here have spent days working to defend it against the swollen Missouri River at its doorstep. On Sunday, eight days after the river rose high enough to require the operators to declare a low-level emergency, a swarm of plant officials got to show off their preparations to the chairman of the Nuclear Regulatory Commission."

As a kid, Gary Mechanic didn’t think twice about playing along the banks of the Chicago River, just a half block from his home, despite the sewage and industrial runoff that fouled the waterway when it rained.