Inter Press Service: Plans by the European Union to slash its greenhouse gas emissions by one-fifth encountered serious difficulties this week as some of the bloc’s governments deemed the measures too costly. Although leaders from all of the EU’s 27 countries committed themselves last year to reducing the amount of carbon dioxide (CO2) released by their economies by 20 percent below 1990 levels by 2020, the turbulence that has beset the world economy in the interim has prompted some of them to rethink the …