Bloomberg: Germany reduced carbon-dioxide emissions to below levels required under the Kyoto Protocol, an international agreement aimed at stemming climate change. The nation’s factories, power plants and other emitters released a combined 957 million tons of CO2 last year, a decline of 2.3 percent from the previous year, the environment ministry reported today in an e-mailed statement. Germany, home to Europe’s largest economy, encouraged homeowners and businesses to cut air pollution by …