Park Williams, a bioclimatologist at Lamont-Doherty Earth Observatory, was the lead researcher on a study published in April that found that conditions in the Southwest from 2000 to 2018 were comparable to several megadroughts since A.D. 800.
A new South American Drought Atlas reveals that unprecedented widespread, intense droughts and unusually wet periods have been on the rise since the mid-20th century.
n 2021, a $7 million U.S. campaign will begin to drill four sites in northern Greenland. Co-led by Columbia scientists, the team seeks bedrock cores that could reveal when Greenland’s ice disappeared in the past million years.
The scientists are affiliated with the Data Science Institute and will develop static analysis methods that will enhance the usability and accuracy of probabilistic programming.
A new study shows that giant ore deposits are tightly distributed above where rigid rocks that comprise the nuclei of ancient continents begin to thin, far below the surface.