National: A green energy economy will finally receive the financial boost to bloom in the US, and the impact could be felt as far away as the UAE, experts say. The US President, Barack Obama, has pledged billions in new grants and tax incentives, and said he wanted to impose a cap on carbon emissions that would offer an incentive for firms to reduce pollution. For companies outside the US, the new measures could create a huge new market for renewable energy technology and expand the …