The E.P.A. announced that it would not begin phasing in until next January a controverial requirement that power plants obtain permits to emit greenhouse gases. The Obama administration would prefer comprehensive energy legislation, but is developing a regulatory plan in case Congress fails to act.
Pakistan, a country located in South Asia, is known for its diverse landscapes, ranging from towering mountains in the north to vast river valleys in the east and arid deserts in the south. Despite its natural beauty, Pakistan is one of those countries most vulnerable to the impacts