Researchers pinpoint how Milankovitch cycles have driven ice growth and influenced the timing of glacial periods.
paleoclimatology & paleoceanography
Posted inScience Updates
Shifting Winds Write Their History on a New Zealand Lake Bed
A team of scientists finds a year-by-year record of climate history spanning the past 17,000 years at the bottom of a South Island lake.
Posted inScience Updates
Reconstructing Past Sea Level Change to Understand the Future
PALSEA2 2016 Workshop: Sea-Level Budgets at Decadal to Millennial Time Scales to Bridge the Paleo and Instrumental Records; Mount Hood, Oregon, 19–21 September 2016
Posted inResearch Spotlights
Exploring Ancient Ocean Acidification in the Rock Record
Scientists studying Earth's ancient oceans use a new method to measure ocean acidification and its effect on extinction events.
Posted inResearch Spotlights
Deep Drilling Reveals Puzzling History of Campi Flegrei Caldera
Results show that caldera collapse attributed to a super eruption almost 40,000 years ago was smaller than what scientists expected. So what might have really happened?
Posted inScience Updates
Using Archives of Past Floods to Estimate Future Flood Hazards
Cross Community Workshop on Past Flood Variability; Grenoble, France, 27–30 June 2016
Posted inNews
Pinpointing the Trigger Behind Yellowstone's Last Supereruption
Geologists suggest that mixing of magma melt pockets could have caused the explosion a little more than 600,000 years ago.
Posted inNews
Bat Guano: A Possible New Source for Paleoclimate Reconstructions
Nitrogen isotopes within samples of bat excrement accurately reflect modern precipitation patterns. So could guano serve as a paleoclimate record?
Posted inAGU News
McManus Receives 2016 Paleoceanography and Paleoclimatology Dansgaard Award
Jerry McManus will receive the Dansgaard Award at the 2016 American Geophysical Union Fall Meeting, to be held 12–16 December in San Francisco, Calif., as selected by a Dansgaard Award selection committee. The award is given in recognition of the awardee's research impact, innovative interdisciplinary work, educational accomplishments (mentoring), societal impact, and other relevant contributions and to acknowledge that the awardee shows exceptional promise for continued leadership in paleoceanography or paleoclimatology.
Posted inResearch Spotlights
Simulating the Climate 145 Million Years Ago
A new model shows that the Intertropical Convergence Zone wasn't always a single band around the equator, which had drastic effects on climate.