The Center for Biological Diversity, Defenders of Wildlife and the Sierra Club had also sued Kern County last October over its green-lighting of the 300-megawatt North Sky River project.

FORBES: Green Groups Sue To Stop California Wind Project That Threatens Condor

In the suit filed Friday in U.S. District Court for the Eastern District of California, the environmental groups asked a judge to issue an injunction to stop construction of North Sky River.

FORBES: Green Groups Sue To Stop California Wind Project That Threatens Condor

In October 2012, The Defenders of Wildlife, Center for Biological Diversity, and the Sierra Club, filed suit in the Kern County Superior Court in Bakersfield, California to reopen an environmental review of a 100-turbine North Sky River wind project and a smaller adjacent Jawbone project in the mountains north of the Mojave Desert over threats to California condors.

FORBES: Environmental Groups Strongly Endorse "None Of The Above" Energy Plans