Daily Comet: The corn-based ethanol industry has gone from the prince of renewable energy to the pauper of alternative fuels in a short period of time, thanks to an ailing economy. Stepping up in its place is another form of ethanol that relies on agricultural waste, most notably sugar-cane byproducts. Local researchers are on the cutting edge of this trend and farmers in Terrebonne and Lafourche parishes could stand to benefit. Although the ethanol industry appears to be in turmoil, the …