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Global geothermal industry passes 12,000 MW operational

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The global geothermal industry surpassed 12,000 MW of geothermal power operational, with about 600 MW of new geothermal power coming online globally, according to a year-end update by the Geothermal Energy Association (GEA). In Nevada, NV Energy is looking to replace coal plants with 300 MW of renewable energy, including geothermal.

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Stanford, UC Santa Cruz study explores ramifications of demand-driven peak to conventional oil

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Second, recent global efficiency standards for passenger vehicles, international freight, and domestic freight present significant changes from decades of stagnation in efficiency. Gorelick (2013) Peak Oil Demand: The Role of Fuel Efficiency and Alternative Fuels in a Global Oil Production Decline. Historical scenario. (A)

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Evidence from glacier ice: Until it was banned, leaded gasoline dominated the anthropogenic lead emissions in South America

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Leaded gasoline was a larger emission source of the toxic heavy metal lead than mining in South America, even though the extraction of metals from the region’s mines historically released huge quantities of lead into the environment, according to a study by researchers from the Paul Scherrer Institute PSI and the University of Bern.

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MIT and IEA reports take different views of the future of natural gas in transportation

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MIT and the IEA both have newly released reports exploring the potential for and impact of a major expansion in global usage of natural gas, given the current re-evaluation of global supplies. Globally, natural gas vehicles are a small fraction, on the order of 1%, of the close to 900 million vehicles in the vehicle parc.

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PwC analysis finds meeting 2 C warming target would require “unprecedented and sustained” reductions over four decades

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PwC analysis finds a need for global carbon intensity to drop an average of 5.1% Since 2000, the global rate of decarbonization has averaged 0.8%; from 2010 to 2011, global carbon intensity fell by just 0.7%. Because of this slow start, global carbon intensity now needs to be cut by an average of 5.1% Click to enlarge.