201617
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The (Somewhat Less Fast) Growing Human Footprint
The human footprint continues to expand, with three quarters of earth’s land surface now experiencing measurable pressures from buildings, roads, crops, pastures and other human structures and activities, according to a new report. But the report also finds an encouraging trend: In recent years, growth in the footprint has lagged far behind population and economic…
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The Role Of Government In Rebuilding After Disasters
The fundamental job of government is to provide security and safety for its people. Natural disasters may be predictable to some degree, but they are unavoidable. What is avoidable is the sense of economic hopelessness that follows these events.
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Urban Pumping Raises Arsenic Risk in Southeast Asia
River Water Is Now Flowing Into Aquifers Through Highly Contaminated Sediments
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Our Online Extractives Governance Course: What We’ve Learned
Earlier this year, the Columbia Center on Sustainable Investment, the Natural Resource Governance Institute, and the Sustainable Development Solutions Network (SDSN) launched a free online course that allows anyone, anywhere to learn about how natural resources can be a catalyst, rather than an obstacle, to achieving the Sustainable Development Goals.
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MPA ESP: Classroom Extends into Community
Columbia University’s MPA in Environmental Science and Policy program offers its students learning experiences outside of the classroom unlike any other graduate environmental policy program.
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A New Course: Environmental Infrastructure for Sustainable Cities
Read about new MSSM Faculty member Carter Strickland, and how he will bring his expertise in sustainability and environmental policy to the classroom in fall 2016 with a new course: Environmental Infrastructure for Sustainable Cities.
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Drought and Fire Activity: What’s Climate Change Got to Do with It?
Lamont-Doherty Earth Observatory scientist Park Williams, recipient of a Center for Climate and Life Fellowship, is investigating the influence of climate change on droughts and wildfires.
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As Louisiana Floods, Measuring the Climate Change Effect
The heavy rains and flooding in Louisiana have been devastating. Can we attribute the severity of it to climate change? How you measure that depends on the questions you ask.
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Construction in the Swamp
Despite the miserable weather and ongoing rain, we constructed a wooden structure to hold the GPS receivers, solar panels and other electronic equipment between the three wells. We worked out how and where to mount the antennas and had parts made to accomplish it. Although I had to leave before it was completed, the team…

AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More
