Reuters: European Union emissions of greenhouse gases blamed for stoking global warming fell by 1.2 percent in 2007, paradoxically aided by a mild winter that cut heating demand, EU data showed on Friday. Emissions by the 27-nation bloc in 2007, before the current global economic downturn, dipped to 9.2 percent below a 1990 benchmark year under the U.N.’s Kyoto Protocol for fighting climate change. EU governments have promised to cut emissions by 20 percent below 1990 levels by 2020 to …