A possible transfer of political power in the congressional midterm elections could doom short-term chances for a comprehensive climate bill. But experts say climate issues could still be addressed t…

Debating global warming policy has moved to the top of agendas worldwide, but some skeptics still question whether action is necessary or possible.

President Barack Obama says he will seek vigorous climate-change policy. Efforts to curb greenhouse gases pose considerable economic pitfalls, as well as opportunities.