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• Categorized in 17037

  The Messenger

  The best scientists, scrutinizing atmosphere, ice, earth, and sea, say global warming is approaching a tipping point. But we still have time to keep it from reaching catastrophic levels.
• Categorized in 17037

  The Oil Frontier

  Don’t expect the scarcity of fossil fuels to drive us toward alternative energy sources anytime soon: we’re getting smarter about finding and extracting oil.
• Categorized in 17037

  The Dirty Secret

  Better technologies exist for extracting coal, a major source of carbon dioxide emissions. The challenge is getting people to adopt them.
• Categorized in 17037

  The Best Nuclear Option

  The U.S. Energy Department’s fuel-recycling initiative could be a distraction from a more achievable goal: reviving today’s nuclear industry and averting some carbon emissions in the short term.
• Categorized in 17037

  Redesigning Life to Make Ethanol

  Genetically engineered organisms can more efficiently produce ethanol from cheap and abundant sources of biomass, such as agricultural waste. It could make ethanol cost competitive.
• Categorized in 17037

  It’s Not Too Early

  We know where we must go eventually: toward a sustainable energy infrastructure. Why not head there now?
• Categorized in 17037

  The Un-Coal

  By investing in energy efficiency, we could vastly reduce carbon dioxide emissions and save money.
• Categorized in 17035

  Seeing Your Pain

  Learning to consciously alter brain activity through MRI feedback could help control pain and other disorders.
• Categorized in Uncategorized

  Homo Conexus

  A veteran technology commentator attempts to live entirely on Web 2.0 for two weeks.