The discovery reveals similarities between the extinction event that ended the Mesozoic Era and human-driven global warming.

L. Joel
Lucas Joel writes to explore the connection between nature and humans.
New Version of Popular Climate Model Released
After spending months addressing a big glitch, researchers released the second version of the Community Earth System Model.
Will Cape Town Escape Its Water-Starved Fate?
Despite ramped-up conservation efforts and hopes lifted by a few recent rainstorms, residents of the South African metropolis still face the possibility of a water doomsday.
Erasing a Billion Years of Geologic Time Across the Globe
The Great Unconformity—a huge time gap in the rock record—may have been triggered by the uplift of an ancient supercontinent, say researchers using a novel method for dating rocks.
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.
Clues Found That Earth May Have a Thermostat Set to “Habitable”
Weathering of rocks can control Earth’s temperature over geologic timescales, new geochemical data suggest.
Contrary Temperature Trend Stalls Upgraded Climate Model’s Debut
Model builders investigate a puzzling malfunction in what’s expected to be the improved next version of the popular Community Earth System Model.
A Volcanic Trigger for Earth’s First Mass Extinction?
Abnormally high levels of mercury in Ordovician rocks may imply that a huge surge of volcanism took place at a time when much of the planet’s ocean life vanished.
“Fingerprinting” Volcanic Tremors May Help Forecast Eruptions
Volcano seismic waves produce distinct tremor patterns, or "fingerprints," shared by different kinds of volcanoes.
Air Pollutant Plays Lesser Role in Climate Change Than Expected
Satellite data indicate that pollution control efforts that curbed levels of sulfur dioxide gas did not cause a major decrease in carbon dioxide absorption by plants.