Inter Press Service: Environmental groups are applauding President Barack Obama’s new nationwide rules for car emissions and mileage standards, announced Tuesday. The rules, which will begin to take effect in 2012, will put in place a tough federal standard for fuel efficiency, and impose the first-ever limit on climate-altering gases from cars and trucks. “In addition to dramatically reducing the global warming emissions from our vehicles, this move will slash our dependence on oil and make us …