Greenwire: Under House Democrats’ draft climate and energy bill, U.S. EPA would be tasked with launching a raft of major climate programs, dramatically boosting the workload of a cash-strapped agency already struggling to meet a long list of regulatory deadlines. The draft (pdf) directs EPA to implement several new programs aimed at curbing greenhouse gas emissions and boosting transportation efficiency — this for an agency trying to revisit Bush-era regulations returned for review by federal …