Ecology50
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Water Shortages in Jordan
By Melissa von Mayrhauser Jordan is the third most water scarce country in the world, while its population is rising at approximately 3% annually. Columbia’s SEE-U Jordan program is investigating the reasons behind the country’s lack of water security while also considering possible solutions. We dove into our studies by swimming in the Red and…
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Finally – Some true Turkish Delight! Discovery of some tasty oaks
After a few days of mild frustration, the sampling of potentially old umbrella pine lifted our spirits and put us in a good frame of mind to conduct our last day of research in the temperate rainforest region of northeastern Turkey. We headed out of Borçka and met with a forest officer in charge of forests…
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Goals for Rio: A Path to Sustainability
In an article published in The Lancet, Earth Institute Director Jeffrey Sachs outlines his own ideas for sustainable development goals, and how how these goals can build on the Millennium Development Goals, the UN’s set of targets that aim to reduce extreme poverty and boost social well-being in many other ways by 2015.
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For Rio+20, a Call to Preserve Biodiversity
An estimated 9 million species of living things inhabit the Earth. But those species are disappearing at an alarming rate, and this loss of biodiversity appears to be a major driver of environmental changes that can affect the biological and chemical processes that humans rely on.
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In Your Own Backyard: Mapping Communities Near Superfund Sites
The NPL Superfund Footprint Mapper is an interactive, online mapping application—a clickable map—that lets users visualize a rich variety of population and environment characteristics of areas in the vicinity of Superfund sites.
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Fresh Evidence of Life on Mars?
In a landscape shaped by wind and water, is it possible that microbial life was found on Mars in 1976? A new paper indicates life may be present, and a new mission to Mars may confirm the results.
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Under Arctic Ice: Watch the Video
The video depicts the activities of the LDEO Switchyard field team, which deploys annually and uses ski-equipped aircraft to reach a series of sample sites between the North Pole and Ellesmere Island in Canada.
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Profile on TA for Ecosystem Experiences in Jordan
As students pack and prepare for, and ponder the exciting adventures that lie ahead in, the 2012 Summer Ecosystem Experiences for Undergraduates Program (SEE-U), Natalia Rossi, the Teaching Assistant for the Jordan field site, shares her enthusiasm for research, education, and conservation.
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What’s a tree like you doing in a place like this? Or West meets East
In the northeastern part of Turkey, the highest Pontic Mountains meet the Black Sea. Here altitude drops from more than 3900m to sea level in a less than 30 miles. Both the orographic effect of mountains and the lake effect (well, better sea effect) cause very high precipitation allowing for rich and productive temperate forest…

Congratulations to our Columbia Climate School Class of 2026 and all of our 2026 Columbia University graduates! Learn more about our May 15 Climate School Class Day celebration. 💙 #Columbia2026 #ColumbiaClimate2026
