Florida environmental agencies said they are not legally required to notify homeowners whose well water was contaminated by a sinkhole at a major phosphate operation.

"Four of the country's largest chemical companies have been accused of selling billions of dollars worth of harmful isocyanate chemicals but intentionally concealing their dangers to consumers and the U.S. Environmental Protection Agency (EPA) over the past several decades."

"No chemical used by farmers, it seems, gets more attention than glyphosate, also known by its trade name, Roundup. That's mainly because it is a cornerstone of the shift to genetically modified crops, many of which have been modified to tolerate glyphosate."

"Farmers are reconsidering the use of biotech seeds as it becomes harder to justify their high prices amid the measly returns of the current farm economy".

"Health workers are piecing together a complicated puzzle in El Paso County, Colo. In January, three cities — Security, Fountain and Widefield — noticed synthetic chemicals known as PFCs in the drinking water."

"MADISON — Gov. Scott Walker and the GOP-controlled Legislature approved a measure aimed at retroactively shielding paint makers from liability after a billionaire owner of a lead producer contributed $750,000 to a political group that provided crucial support to Walker and Republicans in recall elections, according to a report released Wednesday."

"Monsanto has accepted a takeover offer from Germany's Bayer at $128 a share, the BBC has learned."

"Officials around [Pennsylvania] are optimistic about the impact of Shell’s new ethane cracker on the local economy. It will bring thousands of construction jobs to western Pennsylvania and 600 permanent ones once it’s built along the Ohio River in Beaver County. The plant will produce 1.6 million tons of plastic a year out of the region’s natural gas."

"A coalition of researchers, utilities and state regulators have made progress tracking an unregulated and unwelcome contaminant in river water feeding drinking water supplies. Can they stop it?"

"Hand and body washing products containing triclosan, triclocarban and 17 other antibacterial chemicals can no longer be sold over the counter after the FDA determined they may be harmful and ineffective."