"Heavy rains routinely trigger big sewage overflows in Baltimore, but there is growing evidence that chronic leaks from the region's aging, cracked sewer lines are a bigger threat to public health."
"CHEYENNE - The U.S. Environmental Protection Agency announced Thursday for the first time that fracking - a controversial method of improving the productivity of oil and gas wells - may be to blame for causing groundwater pollution."
"Montana's rivers are pristine and iconic, but they are also at the center of a property rights dispute that wound up before the Supreme Court on Wednesday. Gwen Ifill discusses the details of the dispute with Marcia Coyle of The National Law Journal."
"NEW ORLEANS -- The Obama administration has released a report on how the Gulf Coast can be restored following the nation's worst offshore oil spill after the Deepwater Horizon drilling rig explosion off the coast of Louisiana in April 2010. The report from the White House's Gulf of Mexico Ecosystem Restoration Task Force comes out the same week Congress considers a bill designed to handle billions of dollars in Clean Water Act fines BP is expected to pay for the release of more than 200 million gallons of oil into the Gulf."
"Marine scientists are trying to find out why previously unknown blooms of toxic algae are suddenly proliferating along the California coast, killing wildlife and increasing the risk of human sickness."
"A federal appeals court today rejected nearly all the claims environmentalists had made against an Army Corps of Engineers decision to issue a permit for a major development in Florida wetlands."
"Women who drink water contaminated with low levels of the weed-killer atrazine may be more likely to have irregular menstrual cycles and low estrogen levels, scientists concluded in a new study. The most widely used herbicide in the United States, atrazine is frequently detected in surface and ground water, particularly in agricultural areas of the Midwest. The newest research, which compared women in Illinois farm towns to women in Vermont, adds to the growing scientific evidence linking atrazine to altered hormones."
"A highly toxic industrial chemical has been spreading under a Garfield neighborhood for almost three decades, slowly seeping into homes and threatening the health of thousands."
"The acidification of the world’s oceans from an excess of CO2 emissions has already begun, as evidenced recently by the widespread mortality of oyster larvae in the Pacific Northwest. Scientists say this is just a harbinger of things to come if greenhouse gas emissions continue to soar."
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