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Dr. Andrew Glikson is a visiting fellow at the Australian National University, Research School of Earth Sciences, and author of numerous research articles on asteroid impacts and mass extinctions, early evolution of life on earth, and paleoclimatology.
The world at 4oC: last call on climate
Feeble attempts by civilization to mitigate the climate are drowning in a tide of medieval conspiracy theories by man-over-nature ideologues (Hoggan, 2009; Hamilton, 2010). There is nowhere the 6.5 billion of contemporary humans can go, not even the barren planets into the exploration on which space agencies are pouring more funding than governments allocate for environmental mitigation to date. Nor would the discovery of Mart
Tuesday, October 13, 2009
The Upper limit to CO2 for Human Habitats
The rise of atmospheric CO2 above350 ppm at the current rate of 2 ppm/yr is exceeding environmental conditions which have allwoed the development of human civilization, and with lagging effects, isleading toward an ice-free earth and a mass extinction of species.
Friday, April 10, 2009(14 comments)
The War Against Science While Rome Is Burning
Toward the end-20TH and early 21ST century Homo "sapiens" is realizing its carbon emissions, totaling over 300 billion tons (GtC) since 1750, and other forms of interference with the global natural system, are leading to sharp departure from the conditions which allowed its success on the planet...