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Aerial Exploration of the Antarctic
Exploration of the Antarctic - Part 10 In the late 1920s, exploration of the Antarctic was revolutionized by the advent of aircraft. At the turn of the century, the Discovery and Gauss...
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Editor's note: The Pliocene is the period of the geologic timescale that spans the era from approximately 5.33...
Cultivating the Seeds of Knowledge: Growing a Greener Future for our Nation As the bitter chill of winter re...
The Atlantic period is a post-Last Glacial Maximum (LGM) European climate regime. This refers to the period fr...
Introduction Are Global Temperatures Rising? In 2007, in its Fourth Assessment Report, the Intergove...
The Medieval Warm Period (MWP) refers to a time interval between AD 900 and 1300 in which some Northern Hemisp...
Since humans first settled along the banks of lakes and rivers, there has been great interest in the appropria...- Societal perceptions about mining The environmental ethic applied to mining has been evolving over a surprisin...
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