Originally presented 1 April 2000 The objective of this workshop will be to provide teachers with an introduction to the factors that drive climate change on a variety of time scales. Dr. Ortiz will discuss processes that drive climate on a variety of timescales from...
Originally presented January 27, 2001 Introduction to this Session–Dr. Michael J. Passow Background about this Session’s Theme: (PowerPoint or HTML) Weather vs. Climate What creates Earth’s climates? “Patterns of Change” activities “Paleoclimatology” — Dr....
Introduction by Dr. Michael J. Passow PowerPoint | HTML This introductory slide show will give you information about how deep-sea cores are obtained and some of the important discoveries about climates of the past that they have revealed. Earth Science...
with Sidney Hemming and Joel Gombinder Originally presented 8 Feb 2014 In the 19th Century, geologists realized that much of our planet was once covered by huge ice sheets. At times while they melted back to the existing continental glaciers, the melt waters were...
Originally presented Feb 2002 Introduction to this Workshop Introduction by Dr. Michael J. Passow PowerPoint | HTML Earth Science Content Guest Scientist: Alexey Kaplan—“Developing Knowledge of Climate during the Past 150 Years” In the...
“Glacier Dynamics and Changes in Ice Flow”with Meredith Nettles Originally presented 22 Apr 2012 What really happens at the bottom of a glacier as it flows toward the sea? Meredith Nettles’s research focuses on tomographic imaging of the Earth’s upper mantle and...
Originally presented 19 Mar 2011 The West Antarctic Ice Sheet is believed to be vulnerable to climate change as it is grounded below sea level, is drained by rapidly flowing ice streams and is fringed by floating ice shelves subject to melting by incursions of...
Dr. Michael KaplanLamont Assistant Research Scientist Geochemistrymkaplan@ldeo.columbia.edu Originally presented Oct 2013 Dr. Kaplan’s presentation: Kaplan2013 Research interests: Quaternary and glacial geology, geomorphology, geochronology,...
Originally presented 25 October 2014 Summary: Patagonia contains the largest amount of glacier ice in the Southern Hemisphere outside Antarctica. Historical records show that the Patagonian Ice Fields are some of the fastest disappearing, large ice masses in the...
Abstract: Tree rings are a valuable proxy used for understanding past environmental conditions. Information attained from tree rings can provide information relevant to climatology, ecology, archaeology, and can also be applied to other important disciplines like...