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The American Society for the Prevention of Cruelty to Animals has reported a more than 700 percent increase in calls related to marijuana to its poison center in 2019.

As marijuana and its derivatives are sold legally in more states, pets are getting into pot, accidentally. And some owners are intentionally giving them CBD. A veterinary toxicologist explains the dangers. Read more»

The City of Tucson's Environmental Services will be collecting hazardous household wastes like old paint and cleaning products Saturday at Himmel Park.

Anyone with old or unwanted cleaning products, paint or computer equipment around the house is encouraged to safely dispose of them during the City of Tucson's annual hazardous waste collection drive. Read more»

A key component of many plastic products, BPA is found in everything from baby bottles to the lining of food cans to the paper used in store receipts.

Despite growing fears over the health effects of a chemical found in many baby bottles and a host of other products, federal regulators have done little to protect the public, according to a new report from a nonprofit research group. Read more»

For the first time, the EPA on Wednesday unveiled data showing the amounts of greenhouse gases released in 2010 by the nation’s largest power plants, oil refineries and paper mills, among a handful of other industries. Read more»

The smokestacks from Tonawanda Coke Corp. overlook a playground in Tonawanda, N.Y. Residents of the town near Buffalo say they've been breathing in toxic emissions from the plant.

It took five years of prodding before state regulators formally blamed Tonawanda Coke for the high levels of benzene and moved aggressively to enforce the Clean Air Act. Finally in 2009 the state, together with the U.S. Environmental Protection Agency, swooped down on the plant for a week-long surprise inspection. Read more»

A study published in July suggests that phthalates and other chemical ingredients in tattoo ink may be responsible for allergic reactions and infections. More concerning, these newly found chemicals raise unanswered questions about more serious, long-term risks such as skin cancer. Read more»