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Is Net Energy Peaking?5 Jul, 2010 06:28 pm When most people think of fossil fuel supplies, they think in terms of barrels of oil, cubic feet of natural gas and tons of coal...Can Renewables Replace Fossil Fuels?23 Nov, 2009 11:57 am With peak oil already upon us, sustaining oil supply is akin to running up a down escalator. Or, as Nate Hagens put it at the ASPO peak oil conference...Over the Cliff for Natural Gas in North America?26 Jan, 2009 09:23 am Is natural gas production in North America headed for cliff? No one can know for sure; but all signs point down.Charlie Hall's Balloon Graph19 Dec, 2007 10:11 am Energy researcher Charlie Hall's balloon graph challenges the notion that alternative energy sources will provide a smooth transition to a post-fossil..."About 65 Million Years Ago a Very Large Asteroid Hit the Earh in the Yucatan Peninsula"5 Sep, 2007 07:12 pm A study published today in Nature reports the identification of the killer asteroid shower. William Botkke, lead author of the study,...The Asteroidal YORP Effect Observed7 May, 2007 12:26 pm For the first time, astronomers have witnessed the speeding up of an asteroid?s rotation rate (the YORP effect), and showed that it is due to a theoretical... |