Two broad pieces must be part of any world climate agreement. The one you hear the most about so far is mitigation: cutting emissions of greenhouse gases. The other–perhaps more pressing–is adaptation: measures we must take to adjust agriculture, infrastructure and economies to changes already happening. We do not have to look to the distant…
By Clare Oh Stephen Zebiak, director general of the International Research Institute for Climate and Society (IRI), is in the business of helping societies adapt to changing climate: adjusting farming methods and crops, tackling climate-sensitive diseases such as malaria, and protecting low-lying areas from sea-level rise. Clare Oh of the Columbia University Record talked with…
By Cynthia Rosenzweig At the Copenhagen climate summit, nations must answer a call for action—but local governments may help show the way. Climate change is no longer predicted; it has arrived. A plethora of studies shows that global changes in physical and biological systems are being caused by human-induced warming. Building on the 2007 Intergovernmental…
As the nations of the world prepare to meet in Denmark, there is some well publicized noise being emitted to lower expectations for a climate treaty. The United States and China—the two largest emitters of greenhouse gases, with over 40% of the world’s pollutant load–appear to be at the center of this effort at political…
The Columbia Water Center has spent the last two years pursuing its commitment to research on global water scarcity, in 15 countries on 5 continents across the world. In this age of extensive social media networks, it seems a daunting task to reach all those who have helped and supported us…. So we offer this…
NBC’s Green Week 2009 featured an entertaining energy challenge for the characters of 30 Rock, when Jack tasks Kenneth and the office with reducing the show’s energy consumption by five per cent. Here are some highlights of how characters committed to help the cause. Liz Lemon: Agrees to remove the mini fridge from her office…
Today, Statkraft, a company in Norway, opened the world’s first osmotic power plant—a model of a sustainable energy system which uses osmosis to harness the energy of fresh water’s natural movement toward salt water through a membrane. The idea for power generated through the movement of water, due to osmosis through a specially designed membrane,…
When rising star Ah-Hyung Alissa Park was invited to come to Columbia University to give a seminar on her work in sustainable energy and the mineral sequestration of carbon dioxide, she knew she was being interviewed, but she did not know about the offer she would soon receive to be the Lenfest Junior Professor in…
For the first time in more than 40 days, the nose of the NASA DC-8 is pointing north after taking off from Punta Arenas airport. We have completed our Antarctic survey flights and are heading back home to Palmdale, California. But before we start climbing to cruising altitude we are flying at 300 ft above…