Agence France-Presse: US President Barack Obama is banking on a landmark carbon gas cap-and-trade system to both fight climate change and pump 80 billion dollars into the Treasury purse to fund renewable energy programs. The innovative program — similar to one already in place in Europe — would rev up US efforts against global warming by reducing the output of carbon dioxide and other polluting gases, while raising direly-needed revenue. The administration’s proposed program was part of a …