"More than half of the senior executives at a key US government regulatory body responsible for overseeing safety of the US pipeline system will depart the agency in the next three months, according to a memo seen by Bloomberg."

"The Trump administration has withdrawn a slate of proposed carbon dioxide safety regulations inspired by a pipeline failure that sent nearly 50 people to the hospital with “zombie”-like symptoms, and the new regulator overseeing these matters previously worked as a lobbyist for the pipeline industry."

"Utah could become the first state to ban fluoride in its drinking water, alarming public health experts and dentists who note the mineral’s role in reducing tooth decay across the nation. The Republican-controlled statehouse sent the legislation to Gov. Spencer Cox (R) last week after both chambers passed it largely along party lines."

"Lynn Dekleva, who recently took a senior role at the agency, once led an aggressive effort by industry to block regulations on formaldehyde."

"EPA Administrator Lee Zeldin expects to cut most of that agency’s staff, President Donald Trump said Wednesday as he and his administration plow ahead with dramatic reductions to the federal workforce."

"An EPA investigation confirmed residents’ worst fears about operations at an industrial landfill. What happens next is all too uncertain."

"The U.S. Environmental Protection Agency faces a legal challenge after approving a controversial plan to include radioactive waste in a road project late last year."