Another nonsensical New York Times editorial

Editorial - Editorial - Another Failure on Climate Change - Editorial - NYTimes.com

The most obvious lesson to be learned from the Senate’s failure to mount any sort of grown-up debate on climate change last week is that the country needs a new occupant in the White House.
...
By that we mean a president who not only understands and cares deeply about the issue — which both Senators Barack Obama and John McCain say they do, and which President Bush clearly does not — but who is willing to invest the time and the political capital necessary to push good legislation through Congress.

But if either Obama or McCain would push so hard for climate legislation as president, why did both Senators fail to even show up for the Senate vote on Lieberman-Warner?