Reuters: Asia’s biggest carbon emitters face dual challenges this year that risk undermining their fight against climate change — a global recession that’s crippling domestic business and elections in a pivotal year. For the moment, however, there is little to suggest they’ve lost their pace in the drive to embrace cleaner energy policies, or a souring of goodwill towards achieving a broader climate pact at the end of the year to replace the Kyoto Protocol. Even in Australia, where …