Sharon Kyle: Reducing carbon emissions will not stabilize the climate, going carbon negative for a long time might. As long as we get power from fossil fuel-fired power plants we cannot even hope to have a stable climate.
Patrick Henningsen: Plagued by a free fall in carbon emissions prices and the perennial failure of Washington to pass any binding Cap and Trade Bill, it seems that the Chicago Climate Exchange is on its last leg, announcing that it will be scaling back its operations.
Carole Bartolotto: The problem with concluding that GMOs are safe is that the argument for their safety rests solely on animal studies. These studies are offered as evidence that the debate over GMOs is over. Nothing could be further from the truth.
Mary Beth Fielder: Replacing your lawn with natives is a win-win-win-win. Restore the eco-system and bring back the native birds, bees and insects, save water, save money and create something beautiful in the process.