Sun Herald: Four administrators of the U.S. Environmental Protection Agency who served under Republican presidents told a Senate panel Wednesday that climate change is real and the federal government has the responsibility and the legal authority to combat it.
While saying they might differ on the details of how U.S. officials should react, the former administrators said the cost of delay _ or of doing nothing _ was high.
In a hearing before a Senate Environment and Public Works subcommittee, William Ruckelshaus...