Originally presented March 19, 2022 Hung is a water guy. In his research, he seeks to understand the variability and changes in the water cycle at multiple spatial and temporal scales, and apply such understanding to water resources management. He cares about reproducible research. He believes in sharing knowledge and works to promote science to … Continued
“A Virtual Ride of Discovery: Exploring the Earth’s Climate Using Drones”
Supported by NSF Grants OCE 20-49546 and OCE 19-23935 and the Schmidt Ocean Institute with Christopher Zappa Originally presented 19 February 2022 Youtube video of this session Christopher Zappa is a Lamont Research Professor in Ocean and Climate Physics, and a Lecturer in Earth and Environmental Sciences. His research interests include air-sea interaction, wave dynamics … Continued
Eyes in the Sky: Using Tools to Explore the Changes of the Polar Regions
with Margie Turrin and Laurel Zaima The polar regions are extremely dynamic with the ice always changing and flowing in response to forces, including climate change. This session focuses on empowering students with accessible and user-friendly remote sensing tools that allow them to explore, observe, and make hypotheses about our ever changing world. “We acknowledge … Continued
“Earth’s Oceans during the Last Ice Age” with Dr. Jerry McManus
Originally presented 15 Jan 2022 Supported by NSF Grants https://www.nsf.gov/awardsearch/showAward?AWD_ID=1502889&HistoricalAwards=falsehttps://www.nsf.gov/awardsearch/showAward?AWD_ID=1635019&HistoricalAwards=false https://www.nsf.gov/awardsearch/showAward?AWD_ID=1835997&HistoricalAwards=false Introductory slide show (pptx) (pdf) Youtube video of this sesssion
Tracing material fluxes into the deep Earth: the capricious and elusive 10Be tracer
with Dr. Susanne Straub Supported by NSF Grant EAR 18-36032 https://www.nsf.gov/awardsearch/showAward?AWD_ID=1836032&HistoricalAwards=false Earth is a dynamic planet that became and remained habitable through continuous exchange of materials between the Earth’s surface (crust, oceans and atmosphere, <100 km thick) and the ca. 2900 km thick mantle of the Earth that underlies the Earth’s continental and oceanic crust. … Continued
Tree-ring narratives of environmental change from the Arctic to the tropics with Laia Andreu-Hayles
Laia is a Lamont Associate Research Professor in the Division of Biology and Paleo-Environment and member of the Tree-Ring Lab. Her Fields of interest range from Dendroclimatology, Paleoclimatology and Ecology in Mediterranean, to Boreal and Tropical ecosystems. You can read more about her background and work at https://andreu-hayles.ldeo.columbia.edu/people/laia-andreu-hayles Introductory slide show (pptx) (pdf) Youtube video of … Continued
“Sea Surface Temperature from ships to satellites”
Alexey Kaplan Youtube video of this session Oct 16, 2021 Sea Surface temperature (SST) is a critical variable for analyses of climate variability and trends, for seasonal climate prediction, for understanding the impact of climate and environmental conditions on marine life, and for many other applications. The earliest available SST observations were made in the 1770s and have storied … Continued
How fast is the sediment accumulating in Piermont Marsh?
with Clara Change, 18 Sep 2021 Clara Chang is a Ph.D. candidate in the Department of Earth and Environmental Sciences. She earned her B.A. from Barnard College where she studied Environmental Science. Clara is interested in developing novel methods to understand distinct sedimentary processes in both the deep past and present day. In this talk, … Continued
The Climate Mystery of 536 A.D. – The Dual Role of Multiple Mid-Latitude Eruptions and Tropical Volcanic Eruptions
Introductory slide show (pptx) (pdf) Dallas’s slideshow with Dallas Abbott, 1 May 2021 Previously, the large climate downturn in 536 A.D. has been attributed to multiple mid latitude volcanic eruptions with a low sulfate content. However, the size of the climate downturn was still surprising. The climate downturn in 536 A.D is the largest climate … Continued
Deglaciation at the New Jersey/ New York Border- Timing and Environment of Ice Sheet Melt
Much attention has been given to the possibility of ice melting in polar regions now and in the next few decades. About 18,000 years ago, our home region was covered by the great ice sheet in the Last Ice Age. But what happened to cause the ice sheet melt here at the NY/NJ border? Dr. … Continued
Researching a vital element for Life: microbial metabolism on the ocean
with Solange Duhamel (LDEO) and Julia Diaz (Scripps Institute of Oceanography) (supported by NSF Grants 1737083, 2001212 (S.D.), 1736967, 1948042 (J.M.D.) Introductory slideshow (pptx) (pdf) March 20, 2021 Slideshow Phosphorus is essential for life. However, microbe’s preferred source of phosphorus, phosphate, can be so scarce in parts of the ocean that it affects their growth. … Continued
Recent Advances in Understanding Dinosaurs
with Paul Olsen State of the Planet Blog: “CO2 Dip May have helped Dinosaurs Walk from South America to Greenland” Introductory slide show (pptx) (pdf) Paul is the Arthur D. Storke Memorial Professor of Erth and Environmental Sciences at Columbia University. He has been at Lamont since 1984. He earned his B.A., M. Phil, and … Continued
“The hunt for the Red Cyano” with Ajit Subramaniam
This is the 200th E2C program! 23 January 2021 Trichodesmium Ajit’s slide show for this program Introductory slide show Previous E2C Workshops by Ajit Subramaniam “Great Rivers and Changing Oceans” “From Satellites to Microscopes: Studying Phytoplankton” with Ajit Subramanian and Andrew Juhl (Nov 2005) “PIRANAs and PIRATAs Remote Sensing the Amazon River Plume” Useful Resources … Continued
Ikaaġvik Sikukun: Bridging the Scientific and Indigenous Communities to Study Sea Ice Change in Arctic Alaska
Christopher J. Zappa, Lamont Research Professor Collaborating Team: Andrew R. Mahoney, Sarah Betcher, Donna D.W. Hauser, Ajit Subramaniam, Alex V. Whiting, John Goodwin, Cyrus Harris, Robert J. Schaeffer, Roswell Schaeffer Sr., Nathan J. M. Laxague, Jessica M. Lindsay, and Carson R. Witte 6 March 2021 Introductory slide show (pptx) (pdf) Taking its name from the … Continued
“Why are Arc Magmas so Rich in Silica?”
with Suzanne Straub Oct 24, 2020 Supported by NSF EAR 19-21624 recording (beginning missing) Susanne’s slide show Introductory slide show Magmas that are rich in silica- and volatiles (H2O, CO2, S) produce the most explosive eruptions on Earth. Most of these magmas erupt in volcanic arcs, which are chains of volcanoes that are strung along … Continued
“Recent Advances in Understansding Dinosaurs”
with Paul Olsen 20 Feb 2021
Is there a link between explosive volcanism and the Earth’s climate? with Suzanne Straub
19 Dec 2020 Suzanne Straub The logarithmic volcanic explosivity index (VEI) of explosive volcanic eruptions is measured on a scale 0 to 7. While smaller eruptions like the Mt. St. Helens eruption in 1980 (VEI ~5.0) rarely affect the global climate, the VEI = 7 eruption of Mt Tambora in 1815 influence is famous for … Continued
Using sediments melted out of icebergs to understand Antarctica’s glacial history with Sidney Hemming
Introductory slide show Sid hemming’s slide show An important goal of paleoclimate research is constraining how past ice sheets have responded to natural climatic variability. East and West Antarctic Ice Sheets formed about 34 million years ago, and have had a dynamic history. It is less certain when the Antarctic Peninsula Ice Sheet formed, but it appears … Continued
“Implicit Bias and Lack of Diversity in STEM” with Kuheli Dutt
26 Sep 2020 Introductory slideshow for today’s program Statement on Lamont-Doherty Earth Observatory’s commitment to anti-racism and institutional change Black lives matter. We the leadership of Lamont-Doherty Earth Observatory and the Department of Earth and Environmental Sciences are committed to making Lamont a diverse, nurturing, and vibrant community founded upon the fundamental understanding that all … Continued
Nuclear Weapons and Arms Control Treaties” with Dr. Lynn Sykes
Introductory slideshow 21 Nov 2020 Lynn Sykes, serves as the Higgins Professor Emeritus. He spent his professional career as a geophysicist at the Lamont-Doherty Earth Observatory of Columbia University in Palisades New York where he is now Higgins Professor Emeritus of Earth and Environmental Sciences. He has authored or co-authored more than 140 scientific papers … Continued
