iReporter Malcolm Park captures the beauty of the northern lights in time lapse over Ontario, Canada.
Tag Archives: greenland
Dried Out
Study: Fossils Suggest Ancient CO2-Climate-Change Link
Some of the best evidence linking rising carbon dioxide levels to a warmer world comes from the coldest places on earth. Samples of ancient air extracted from deep inside the Antarctic and Greenland ice caps make it clear that CO2 is scarce in the atmosphere during ice ages and relatively abundant during warmer interglacial periods like the one we’re in now