Study finds declining sulfur levels

Air pollution legislation to control fossil fuel emissions and the associated acid rain has worked - perhaps leading to the need for sulfur fertilizers for crop production. A University of Illinois study drawing from over ...

Renewables key in race against climate change clock

Any plausible game plan for capping the rise of Earth's surface temperature depends on replacing fossil fuels with energy sources that generate little or no carbon pollution.

Fuel savings can pay for green energy shift

Making the global switch from climate-altering fossil fuels to renewables by 2050 would require an extra $1 trillion (880 billion euros) per year, but the bill will be covered by lower energy costs, a Greenpeace report said ...

Boosting gas mileage by turning engine heat into electricity

Automakers are looking for ways to improve their fleets' average fuel efficiency, and scientists may have a new way to help them. In a report in the journal ACS Applied Materials & Interfaces, one team reports the development ...

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