greenhouse gas emissions
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All Dried Up: Drought Variability Modeling and the Megadroughts to Come
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A study of past megadroughts and predicted climate change indicate that the Southwest and Central Plains could face decades-long droughts in the coming century.
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American Skeptics: How Special Interests Create Ambiguity on Climate Change
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Much of the controversy over environmental issues in the US can be attributed to interest groups campaigning in the media. A new model strives to show the ways in which these efforts might inform or misinform audiences and their effects on environmental issues.
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Opt-In, Opt-Out Options Vie for Top Billing in Efforts to Reduce Electricity Use
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A 2011 pilot program found that when customers opted-in to electricity rates that vary by time of day, they reduced their peak-hour electricity use.
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Raise the Roof: Comparing Cost Savings from Efficient Roof Upgrades
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Lawrence Berkeley National Laboratory researchers compare the 50-year net savings for white and “green” (vegetated) roofs, which are displacing conventional black roofs in the US building sector.
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Paradox of Subsidy: Could Biofuel subsidies be increasing CO2 emissions?
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A new study finds that biofuel subsidies from 1981-2011 paradoxically may have led to the increase in oil production and greenhouse gas emissions.
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Save Money, Live Better? The Urban Carbon Emissions of Wal-Mart
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Ongoing research suggests that the economic decisions that Wal-Mart makes may result in the optimization of its energy consumption and in turn a reduction in its carbon emissions.