permafrost meaning in tamil
permafrost meaning in tamil with example
permafrost tamil meaning and more example for permafrost will be given in tamil.
Carved into the permafrost and rock of the remote Svalbard peninsula it will eventually house 3 million seed samples from every country in the world. The facilitys remote location and permafrost will ensure that even if the power fails the temperature will never rise above freezing. The range forms the northern flank of a huge area of permafrost that stretches for hundreds of kilometres across the Tibetan plateau towards the Himalayas. Above the permafrost is a layer of ice that melts and refreezes daily with the rising and setting of the sun. We know that there are trillions of tonnes of methane a virulent greenhouse gas trapped in permafrost and in sediments beneath the ocean bed. However in the permafrost regions of Siberia and the Arctic the gas gets locked into the frozen soil and over the millennia this has built up to create a vast reservoir of the gas.