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Are Air Conditioners Chilling the Benefits of Electric Vehicles?

Debate over the so-called “dirty little secret” of AC fluid muddies the merits of electric vehicles. Read More

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Which Electricity Source Will Best Weather the Drought in California?

The late-March storms in California gave the Sierra snowpack a belated boost, but the state is still bracing for dry times ahead. This was confirmed by the Department of Water Resource’s April 1 snow survey, one of the closest watched of the year because it marks the expected end of the wet season. Read More

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Arctic Sea Ice Thins as Old Thick Ice Rapidly Disappears

Last week brought news of yet another alarming season for sea ice in the Arctic. The National Snow and Ice Data Center announced the Arctic sea ice coverage for winter was the fifth lowest maximum on record. The extent of ice was more than 280,000 square miles below the 30-year average for 1981-2010. That’s an area just bigger than the size of Texas missing. Read More

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Science, Democracy and a Healthy Food Environment

There is a clear connection between diet and major diseases such as diabetes, cardiovascular disease, some cancers, osteoporosis, and dental cavities. So, I keep asking—why doesn’t the science of public health undergird food policy in the U.S.? Read More

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Africa’s Meningitis Belt and the Power of a Single Weather Forecast

During spring 2009 I started experimenting with 7- to 14-day forecasts for West Africa as part of a project to help with meningitis mitigation in the region. A single forecast for West Africa shed light on a type of system capable of changing conditions in the region, one that can contribute to the cessation of meningitis epidemics. The findings were recently published after many years of work. Read More

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