Crop residues are viewed as a low cost and readily available source of material for ethanol production. But these residues are not simply a waste material as they play a pivotal role in sustaining levels of organic matter in soil. Consequently, extensive removal of crop residues for ethanol production – or for other industrial purposes […]
It seems that even the most innocuous of human affairs can have a dramatic impact on the environment. Scientists from the University of Maryland Center for Environmental Science have found that fresh water systems in Maryland, New York and New Hampshire are becoming saltier due to de-icer use on roads and highways. The researchers say […]
