Agence France Presse: Global greenhouse gas emissions including main offender carbon dioxide rose in 2007 despite efforts to curb them, a US government agency said. Atmospheric CO2 increased by 0.6 percent or 19 billion tonnes over 2006 levels, the National Oceanic and Atmospheric Administration (NOAA) said in preliminary data from its annual update to its greenhouse gas index. "Viewed another way, last year’s carbon dioxide increase means 2.4 molecules of the gas were added to every million …