Climate plan support, not Keystone XL opposition, driving environmental endorsements

By Zack Colman

Published April 28, 2014 4:00am ET

Climate plan support, not Keystone XL opposition, driving environmental endorsements — A handful of Senate Democrats running close contests in red-leaning states have presented a quandary: they back Keystone XL, and some oppose Obama administration-proposed greenhouse gas regulations for power plants, a cornerstone of President Obama's climate agenda. (Thinkstock) | stockfotoart

Support for the Keystone XL oil sands pipeline is not a deal-breaker when it comes to snagging endorsements from environmental groups for November’s midterm elections.

Environmental groups have spent the past few years building a “firewall” in the Senate to support environmental policies ranging from gases”>greenhouse gas emission regulations to conservation and to block rollback measures approved by the GOP-led House.