| http://www.w3.org/ns/prov#value | - over the past 50,000 years has been based mainly on studying fossil pollen, showing that vegetation in cold environments, supporting large herbivores, was mainly made up of graminoids - plants such as grasses and sedges.Analysing plant DNA gives new insights into how such large animals could survive extreme cold and harsh ice-age conditions, Edwards said.The findings were published in the scienti
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