While there are substantial differences between the climate and energy planks of the presidential candidates, it's clear that Senator Barack Obama and Senator John McCain agree on something that a persistent cluster of comment contributors here (and about 20 percent of the country) rejects:
That the threat posed by the buildup of heat-trapping greenhouse gases in the atmosphere from human activities is sufficient to justify a concerted, sustained effort to curb, and eventually deeply cut, such emissions.
Read analysis of candidates' positions on the environment:
::Friedman On Barack Obama As The Only Remaining "Green" Candidate
::Kate Sheppard On Sarah Palin
::Joe Romm On John McCain