The court further ruled that the agency could not sidestep its authority to regulate the greenhouse gases that contribute to global climate change unless it could provide a scientific basis for its refusal.
Writing for the majority, Justice John Paul Stevens said the only way the agency could “avoid taking further action” now was “if it determines that greenhouse gases do not contribute to climate change” or provides a good explanation why it cannot or will not find out whether they do.
This will put the EPA at odds with President Bush, who has long been opposed to setting emission caps on automobiles. Additionally, the court also decided on a second case yesterday, determining that the EPA has authority to require air pollution controls on grandfathered power plants when they undergo plant upgrades.
photo from nytimes.com
posted by Dahlia T.