Obama admin unveils new truck fuel standards

The Obama administration on Tuesday unveiled new fuel efficiency standards for heavy-duty vehicles, which it said would both reduce carbon emissions and save drivers billions of dollars at the pump.

Home efficiency upgrades fall short, don't pay, study says

Home efficiency measures such as installing new windows or replacing insulation deliver such a small fraction of their promised energy savings that they may not save any money over the long run, according to the surprising ...

EPA proposes tougher fuel-efficiency standards for trucks

The Obama administration on Friday proposed tough new standards to improve fuel efficiency and reduce carbon dioxide pollution from trucks and vans, the latest move by President Barack Obama to address global warming.

Solar panels light the way from carbon dioxide to fuel

Research to curb global warming caused by rising levels of atmospheric greenhouse gases, such as carbon dioxide, usually involves three areas: Developing alternative energy sources, capturing and storing greenhouse gases, ...

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