At Smith Gap Landfill, hundreds of thousands of tons of waste come in every year. That waste produces methane gas, which is typically burned off—until now, when the Roanoke Valley Resource ...

And for every megawatt of solar and wind, power generators must match it with a megawatt of natural gas if the state falls beneath the threshold set by King. They can purchase so-called ...

anthropogenic (human-caused) emissions by sources and removals by sinks annual emissions estimates dating back to 1990 Note that to account for the creation of Nunavut in 1999, data for years ...

(Photo courtesy of Bret Stephens/Loess Hills Landfill) When household waste decomposes at a landfill, it produces methane ... generator sets that essentially converted landfill gas into ...

(Photo courtesy of Bret Stephens/Loess Hills Landfill) When household waste decomposes at a landfill, it produces methane ... said some facilities installed generator sets that essentially converted ...

The Loess Hills Regional Sanitary Landfill is one of a handful of landfills in Iowa that converts landfill gas into renewable natural gas. (Photo courtesy of Bret Stephens/Loess Hills Landfill) ...

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Expected by December, the five-year plan focuses on the extensions of existing coal assets and the development of new gas generators. A $400 million commitment has been made to maintain ...

A level of methane that is high enough to poten­tially ignite a fire has been detec­ted at the World Expo site in Japan, organisers said, less than a week before the event opens. The gas was ...