"White House adviser and veteran Democratic strategist John Podesta will assume John Kerry’s international climate portfolio when Kerry steps down later this spring."

"A deadly type of bird flu has been found in gentoo penguins for the first time, according to the Scientific Committee on Antarctic Research (SCAR), stoking concern that the virus could spread among Antarctica's huge penguin colonies."

"Less than a year ago, a disastrous train derailment sent a massive plume of dangerous chemicals billowing over East Palestine, Ohio, startling the town of nearly 5,000 residents and onlookers nationwide. Now, a new report warns that more of these catastrophes may loom: At any given moment, more than an estimated 3 million people are unknowingly at risk, as toxic trains full of a highly combustible and carcinogenic chemical used to make plastic move between Texas and New Jersey."

"The debate over a pollution permit in Clairton, Pennsylvania, home to the nation’s largest coke plant, pits environmental groups and residents concerned about public health against U.S. Steel and its supporters."