Paleo






Researchers To Study Historic Global Warming

Researchers plan to study historic global warming events from millions of years ago for insight into climate change. The project includes an outreach component with Arlington…




Earth’s Ancient Atmosphere Was Thin

Early Earth’s air weighed less than half of today’s atmosphere, according to a new study. Bubbles trapped in 2.7 billion-year-old rocks show that air at that…


CO2 Linked To Eocene Warmth

Ancient marine sediments provide clues to future climate change.  Atmospheric CO2 was the major driver behind global climatic shifts that occurred between 53 and 34…


Trees Yield Past Rainfall Data

Paperbark tree to reveal how climate change has affected rainfall in the past. Tree leaves preserved in ancient wetlands could be used to reconstruct past rainfall activity…