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Contact us Contact details for our office in Tanzania. Who we are We aim to meet the energy needs of society in ways that are economically, socially and environmentally viable, now and in the future. First, small meltwater pools are formed.
On the edges of these pools and beneath, the water continually thaws the surrounding permafrost soil, which results in laterally expending and vertically deepening lakes. When this happens, the water temperature at the bottom of the lake remains above the freezing point — and the thawing continues throughout the winter.
Scientists have speculated for some time now that this could have a major impact on the atmospheric greenhouse gas balance, since compared to carbon dioxide, methane has 30 times the climate-warming effect. The team has for the first time precisely quantified the additional amount of greenhouse gases produced in this manner, for all permafrost regions around the globe.
Ab mittags an Allerheiligen bis zum 8. Pictrix Resize x64 http: The energy future We are using our know-how, technology and innovation to deliver more and cleaner energy for the world's growing population. Long time I needed to assist to my project because it's rare A total of stakeholders were invited and attended the event.
To do so, they took random samples of the gases being released at various lakes. Katey Walter Anthony et al.
The Alfred Wegener Institute pursues research in the polar regions and the oceans of mid and high latitudes. As one of the 18 centres of the Helmholtz Association it coordinates polar research in Germany and provides ships like the research icebreaker Polarstern and stations for the international scientific community. Downloads Arctic lakes jpg 4 MB. Arctic lakes jpg 3 MB. An expanding thermokarst lake jpg 5 MB.