PFAS chemicals are toxic, widespread and persistent in the environment, and the federal government has been slow to regulate them. A scientist explains why evaluating them one by one isn’t working.
Greenland’s glaciers have retreated so far that they can no longer support the ice sheet that feeds them. The ice sheet system has reached a new normal of consistent annual ice loss.
A team of researchers found the southernmost tree and forest on Earth at the extreme tip of South America. Wind limits where trees grow on Isla Hornos and those wind patterns are shifting.
The pandemic recession has reduced US energy demand, roiling budgets in states that are major fossil fuel producers. But politics and culture can impede efforts to look beyond oil, gas and coal.
Wildfires aren’t always wild. Many of the most expensive and damaging fires happen in suburban areas, and nearly all blazes in these zones are started by humans.
Lee Smee, Texas A&M University-Corpus Christi and Joseph W. Reustle, University of North Carolina at Chapel Hill
Hurricane Harvey destroyed the fishing infrastructure of Aransas Bay and reduced fishing by 80% over the following year. This removed humans from the trophic cascade and whole food webs changed.
When water stagnates in pipes, harmful metals and bacteria can accumulate and make people sick. Buildings that were shut down for weeks during the pandemic may be at risk.
A new plan targets areas around the world that can store carbon and protect large numbers of species. It calls for preserving these lands, working with Indigenous peoples and connecting wild areas.
US ideas about conservation center on walling off land from use. That approach often means expelling Indigenous and other poor people who may be its most effective caretakers.
The Trump administration is rolling back a regulation that requires showerheads to conserve water, which saved owners an average of US$70 and nearly 3,000 gallons of water yearly per showerhead.
Endocrine-disrupting compounds are pervasive in modern life, from food packaging to shampoo. Research is connecting their effects on humans to risk of severe illness or death from the coronavirus.