By Silvio Marcacci on December 27, 2011
A typical American throws out about four pounds of trash per day, or more than 240 million tons every year. Most of that garbage winds up in landfills and releases methane as it decomposes. But what if that gas could be harnessed as a clean energy source for vehicles?
energyNOW! correspondent Peter Standring visited a California landfill to see how one waste disposal company is turning trash from landfills into clean-burning fuel for trash trucks.
By Silvio Marcacci on December 19, 2011
One of the biggest challenges facing wind energy is intermittency. Wind often blows strongest when power demand is lowest, and weakest when electricity is needed the most.
But what if wind farms could store the power that isn’t needed right away and sell it later when demand is high? Check out an energy storage system built alongside a wind farm in the heart of coal country.
By Silvio Marcacci on December 15, 2011
Range anxiety is one of the biggest limitations facing the EV industry. In fact, a recent survey said only 20 percent of American drivers would consider buying an EV with a 100-mile range. But what if EVs could drive 500 miles on a single charge?
By Silvio Marcacci on December 12, 2011
When making a list of the most promising new sustainability innovations, sewage probably wouldn’t be the first topic that springs to mind. Let’s face it – beyond being the butt of jokes, what other good can come out of human waste? Well, one company thinks they’ve figured out how to use sewage to reduce humanity’s environmental impact and oil dependence.
Wastewater treatment plants could be a gold mine in the quest to replace the petroleum used every year to make plastic for packaging. energyNOW! correspondent Lee Patrick Sullivan got a whiff of how sewer sludge is being turned into sustainable plastic.
By Silvio Marcacci on December 8, 2011
Flying a kite has often been considered child’s play, but a group of inventors think the concept could be used to make wind energy cheaper and more reliable than ever before, potentially revolutionizing wind power forever.
energyNOW! correspondent Josh Zepps met the innovators working to turn the idea of flying a kite into an airborne wind turbine that’s lighter and more powerful than traditional wind turbines.