As Hurricane Irene barrels up the East Coast, the number of people affected is rising. Based on calculations at 2 pm on Saturday, more than 47 million people were within 100 miles of the storm track; and nearly 69 million within 200 miles, according to Columbia’s Center for International Earth Science Information Network(CIESIN). Visit CIESIN’s [...]
The CCRUN Web site, developed and hosted by CIESIN, provides resources related to assessing and managing risks from climate change/variability in the urban Northeast.
The NASA Socioeconomic Data and Applications Center (SEDAC) operated by CIESIN is a unique source of interdisciplinary data and related information and services related to the human dimensions of global environmental change. To help users more effectively find, access, and use these resources, SEDAC has redesigned its Web site with enhanced search tools, interactive mapping [...]
Terra Viva SEDAC Viewer, a map viewer and standalone software application, has been updated for 2011 with the addition of several new SEDAC data sets, including climate change scenario data and indicator collections with hundreds of variables. Terra Viva contains map data and GIS functions in one package. An excellent tool for educators, as well [...]
Gridded Population of the World (GPW), the Environmental Performance Index (EPI), and the Last of the Wild/Human Footprint collection are just a few of the many SEDAC data holdings that can now be found via the improved search interface Reverb—NASA’s Next Generation Earth Science Discovery Tool.
Geospatial data–including digital maps, imagery, and a variety of other digital files–are valuable resources for many different types of research, applications, and administrative functions. But unlike physical maps and documents, digital data can be difficult to reuse and preserve in the long run, because of changing software and formats, inadequate documentation, loss of media, and [...]
An analysis and interactive map appearing in Nature News provide new insights and a spatial context for assessing some of the risks associated with nuclear power plants.
Post-earth quake, the project team for the Haiti Regeneration Initiative (HRI) resumes fieldwork in the Haitian countryside. Program coordinator Alex Fischer is interviewed.
State of the Planet is a forum for discussion on varying viewpoints. The opinions expressed by the authors and those providing comments are theirs alone, and do not necessarily reflect the opinions of the Earth Institute or Columbia University.
