Document Shows E.P.A. Plans to Loosen Limits on Mercury From Power Plants

The agency plans to weaken limits on toxic emissions from power plants while also scrapping restrictions on planet-warming greenhouse gases.

Citing N.I.H. Cuts, a Top Science Journal Stops Accepting Submissions

With federal support, Environmental Health Perspectives has long published peer-reviewed studies without fees to readers or scientists.

Experts Doubt Kennedy’s Timetable for Finding the Cause of Autism

The nation’s health secretary announced that he planned to invite scientists to provide answers by September, but specialists consider that target date unrealistic.

Lee Zeldin, Trump’s Pick to Head E.P.A., Faces Senate Confirmation Hearing

Mr. Zeldin, a Trump loyalist with little experience in environmental policy, would be charged with dismantling climate rules and perhaps the agency itself.