|Item Type: Satellite Imagery
Data Type: Raster
The Global Land Cover Facility (GLCF) provides earth science data and products to help everyone to better understand global environmental systems. In particular, the GLCF develops and distributes remotely sensed satellite data and products that explain land cover from the local to global scales.
Reducing greenhouse gas emissions or adapting to their consequences are the best-known strategies for dealing with climate change, but geoengineering strategies deserve closer attention, experts said at a Capitol Hill briefing.
It has been a record year for weather-related disasters in the United States, from historic drought in Texas to record-breaking floods in North Dakota, and the risk of such extreme events is likely to keep rising, experts said at a recent Capitol Hill briefing that AAAS helped organize.
The crisis at the Fukushima Daiichi nuclear electricity generating facility, touched off when a tsunami hit northern Japan, has achieved the “key milestone” of cold shutdown where the temperature within the damaged reactors is below the boiling point of water, said Gregory Jaczko, chairman of the U.S. Nuclear Regulatory Commission (NRC).
Several years ago, Saudi Arabia’s leaders faced a critical challenge: Other nations in the Middle East were making dramatic progress in science and technology, and by various measures, they were falling behind. The kingdom had a well-established science sector and strengths in key areas, but while some other nations had surging research publication rates, for example, its publications were flat.