University of Illinois Extension – After a spring frost University of Illinois Extension often gets questions about rhubarb and asparagus – are they safe to eat. Growing rhubarb is fairly easy as long as Mother Nature keeps temperatures above freezing once the leaves have emerged. Rhubarb should not be harvested when the leaves are wilted

Harvesting rhubarb after recent cold temps on the Prairies poses a health risk
University of Illinois warns of the dangers of oxalic acid descending into the stalk when the mercury takes a dive
Plastic shopping bags make a fine diesel fuel, researchers report
Instead of clogging up landfills and poisoning wildlife the bags can be fuelling vehicles
Plastic shopping bags, an abundant source of litter on land and at sea, can be converted into diesel, natural gas and other useful petroleum products, University of Illinois researchers report. The conversion produces significantly more energy than it requires and results in transportation fuels — diesel, for example — that can be blended with existing