Dating a late Pleistocene eruption has big implications for understanding the Younger Dryas—and current climate change.
speleothems
Underwater Bridge Suggests a Surprising Date for First Migration to Mallorca
A controversial study suggests that humans settled on the Spanish island 1,000 years earlier than archaeologists believe.
Using Cave Formations to Investigate Ancient Wildfires
From sediment cores to speleothems, environmental archives are helping us to understand the history of wildfires.
Wisconsin Stalagmite Records North American Warming
A speleothem has revealed rapid periods of warming across the interior of the continent during the last glacial period, corresponding to similar events recorded in Greenland ice.
Stalagmites Show Evidence of Prolonged Droughts in India
A new study using oxygen isotopes reconstructs a prolonged record of India’s summer monsoons, showing much greater variability than modern data sets.
Holy Water: Miracle Accounts and Proxy Data Tell a Climate Story
In 6th century Italy, saints were said to perform an unusual number of water miracles. Paleoclimatological data from a stalagmite may reveal why.
Stalagmite Layers Reveal Hidden Climate Stories
A global investigation discovers where annually laminated stalagmites are found, analyzes their growth properties, and explains how they can be best used in Earth science research.
Improving Access to Paleoclimate Data
Paleoclimate databases are powerful tools for improving climate models. The recent work of speleothem researchers offers lessons on creating a lasting database and fostering the needed mindset.
Sooty Layers in Stalagmites Record Human Activity in Caves
Scientists analyzing cave formations in Turkey find layers of soot and charcoal in stalagmites, revealing that humans—and their fires—occupied caves thousands of years ago.
Taíno Stilt Houses May Have Been an Adaptation to Climate Change
A coastal village in the Caribbean flourished during a period of increased hurricanes. Research suggests the Taíno designed their dwellings to persist through the greater storm surges.