WaterUse

Ethanol company Poet (formerly Broin) today announced something called Ingreenuity, a "new initiative to enhance the environmental performance of ethanol." The first step in the process is to decrease the amount of water it takes to make the biofuel down to 2.33 gallons per gallon of ethanol, a 22 ...

Trying to predict the numbers that will define the hydrogen economy are anybody's guess. And guess people will, because it leads to great headlines like, "Will Hydrogen Power Suck the Lakes Dry?" What are some of those numbers? The ...