As floods increase in frequency and intensity, chemicals buried in river sediments become “ticking time bombs” waiting to activate.
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Tropical Climate Change Is a Puzzle—Could Aerosols Be a Piece?
The eastern tropical Pacific Ocean hasn’t warmed as much as climate change models projected. A new study shows that aerosols in the atmosphere could be responsible.
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State-of-the-Art Technology, Serendipity, and Secrets of Stonehenge
The first comprehensive analysis of what the sarsen stones are made of came about with new technology—and good old-fashioned luck.
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Building a Better River Delta
People have been engineering river deltas for millennia, but new research identifies the optimal placement for diversions that benefit both local communities and the environment—and it might be close to a city.
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Satellites Allow Scientists to Dive into Milky Seas
Satellites may finally be able to report the fleeting phenomena of milky seas in near-real time, allowing researchers to potentially study an ocean mystery that has survived more than 2 centuries.
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Longer Days Likely Boosted Earth’s Early Oxygen
Microbial mats in a Lake Huron sinkhole, combined with modeling work, suggest that the changing length of Earth’s day could have played a key role in oxygenating the atmosphere.
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How the “Best Accidental Climate Treaty” Stopped Runaway Climate Change
The Montreal Protocol halted the destruction of the ozone layer. In the process, it saved one of Earth’s most important carbon sinks.
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Heat Pumps Can Lower Home Emissions, but Not Everywhere
A new study shows that in the right places, heat pumps can help homeowners lower greenhouse gas emissions, save on heating and cooling costs, and promote public health.
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Forecast: 8 Million Energy Jobs Created by Meeting Paris Agreement
Quickly switching to renewables will create 5 million more jobs by 2050 than sticking to fossil fuels will, according to projections.
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Lake Erie Sediments: All Dredged Up with Nowhere to Grow
Agriculture is a key contributor to the algae mats that plague Lake Erie. With so many fertilizers entering the lake, could sediment from the lake floor be used to grow crops instead?