Coal analysis suggests that plant-eating dinosaurs, by walking kilometers between their picnic areas and their toilets, distributed important nutrients widely and boosted ecosystem health.
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Democratic Leader Blasts Trump’s Pick to Head NASA
With Rep. Jim Bridenstine’s nomination hearing just days away, Sen. Patty Murray charges that his “denial of climate science” and opposition to equal rights “should disqualify him from consideration.”
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Pollution over Southeast Asia May Threaten Ozone Health
Emissions of short-lived chlorine-based chemicals that deplete ozone are increasing worldwide. But over some regions of Asia, these chemicals may be on a fast track to the ozone layer.
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Map Provides High-Resolution Look at Nearly Entire Arctic Region
Researchers highlight the value of the time element incorporated into imagery and having a baseline for revisiting and comparing topography.
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Volcanic Woes May Have Contributed to Ancient Egypt’s Fall
Ice cores and ancient river records suggest that volcanic eruptions may have reduced the flow of the Nile River. Failures of the Nile floods that usually irrigated Egypt’s farms could have fed social unrest.
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Geologic Map of Europa Highlights Targets for Future Exploration
The first such map of the icy moon puts its strange surface features into perspective.
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Polluted Lakes in Disguise
Clear lake water under highly polluted conditions might necessitate a rethink of water management policies and pollutant mitigation.
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How to Trigger a Massive Earthquake
Humans may be to blame for California’s second-largest 20th century earthquake, and a team of seismologists has now proposed how that could have happened.
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Storms May Have Produced Most Mediterranean “Tsunami” Deposits
A new analysis reveals that nearly all of the region’s sedimentary evidence ascribed to tsunamis, which dates back 4,500 years, corresponds to periods of heightened storminess.
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Proposed Bill Would Loosen Ocean Drilling Restrictions
The legislation would restrict the withdrawal of offshore areas from oil and gas development and overturn current planning processes.