"Columbia University is seeking federal money to test a majority of Kennebec County’s 17,000 wells."

"Some materials that would be stored in a proposed underground nuclear waste facility less than a mile from Lake Huron are hundreds of times more radioactive than was told to Canadian government officials considering the site."

"World leaders on Friday discussed plans to expand sustainable access for water, sanitation and hygiene, focusing in particular on how to reach those in remote rural areas and slums where development projects have been slow to penetrate."

"A report released Tuesday describes ongoing difficulties for sea turtles, bottlenose dolphins, brown pelicans, and other species as a result of the Gulf oil spill in 2010."

"The San Joaquin River in California is America's most endangered waterway this year, says the national advocacy group American Rivers, known for annually picking the country's 10 most troubled rivers."

"L.A. Waterkeeper inspectors collect samples during rainstorms and have them analyzed in an effort to force polluters to clean up."

"An investigation by North Carolina Health News finds water-quality issues from coal waste in municipalities near a Duke Energy coal plant outside of Eden."

"Millions of gallons of water used to flow every day from the Rocky Mountains to the Gulf of California. Now, the Colorado River ends at Morelos Dam on the U.S.-Mexico border. Below it, one of North America's largest wetlands is dry."

"For more than 50 years farmers across North America have been spraying atrazine, a pesticide, on crops, mainly corn, applying millions of pounds a year."