Greenhouse gases

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Greenhouse gases are necessary to life as we know it, because they keep the planet's surface warmer than it otherwise would be. In Greenland, climate researchers are concerned that global warming may ultimately spell an end to Greenland's glaciers, with devastating consequences. In London, scientists are using the radar technology CryoSat to provide reliable 3-D models of the polar ice caps. In the Netherlands, a second generation of resources for bio fuels are being developed. In Umbria Italy, agro-businesses are pursuing entirely green production chains. The Akambas are a traditional Kenyan ethnic group who are using modern technologies to become more environmentally conscious. Also, Barcelona harnesses its renewable resources to generate energy; whilst Aspen Colorado snow is harnessed into energy to safeguard the ski resort's future.