"The U.S. House Energy and Commerce Committee said on Thursday it was investigating the potential impact of hydraulic fracturing on the environment and human health."

"State and federal officials were, at one point, looking at almost a complete loss of support from Asarco for projects to clean up contaminated sites. Then, a dramatic recovery of copper prices lead to benefits for Tacoma, Everett, and elsewhere in the state."

"General Electric Co. and the U.S. Environmental Protection Agency offered different lessons Wednesday on the first year of PCB Hudson River dredging -- starting with how much PCBs were removed."

"A range of health problems are linked to the pits on military bases in Iraq and Afghanistan. Toxic substances have been found in the smoke."

"Across the country, stormwater runoff hammers thousands of rivers, streams and lakes. Communities are left to struggle with the consequences of too much pavement and too little oversight. Now the U.S. Environmental Protection Agency is gearing up to tighten federal stormwater rules that have been criticized by environmental groups and deemed ineffective by a national panel of researchers."

"The cement industry is launching a late push to water down new regulations that would limit the amount of mercury and other hazardous pollutants emitted by their plants."

Growing pollution in the Baltic Sea has been making it unswimmable and contaminating fish. Now Russia has sealed a deal to put a pipeline beneath the Baltic -- with big international repercussions.

"Lead in paint, gasoline and drinking water is prohibited as dangerous for health and the environment. But the material is scattered in abundance outdoors when it comes to hunting grounds and firing ranges. Tons of lead from ammunition can accumulate on the ground over years and decades. No federal law addresses lead containment at outdoor shooting ranges operating around the country."

"The EPA wants YOU. Uncle Sam's chief environmental agency is launching a citizens' watchdog program to help track water pollution and waste disposal related to natural gas production from the Marcellus Shale."

Toxic coal-tar liquids from ancient gas-manufacturing plants have been creeping through the soil of the mid-Hudson Valley for more than a century. Cleanup projects may cost some $3 billion.

"In December, the Justice Department announced a settlement in one of the largest environmental bankruptcies in U.S. history. The American Smelting and Refining Company, known as Asarco, will pay a record $1.79 billion to settle claims for hazardous waste pollution at 80 sites in as many as 20 states."

"A drilling technique that is beginning to unlock staggering quantities of natural gas underneath Appalachia also yields a troubling byproduct: powerfully briny wastewater that can kill fish and give tap water a foul taste and odor."

Lake Alice "is one of many water bodies on campus that would be considered impaired under new limits on nutrients proposed earlier this month by the U.S. Environmental Protection Agency. Nutrients such as nitrogen and phosphorous can cause algal blooms that can be deadly for fish and hazardous to humans."

"Chemicals used in Scotchgard and Teflon are regulated, but metal plating companies got a pass by Bush's EPA."

"The U. S. military is long gone from bases in the Philippines, but its legacy remains buried here. Toxic waste was spilled on the ground, pumped into waterways and buried in landfills for decades at two sprawling Cold War-era bases."