UNITED STATES COURT OF APPEALS FOR THE NINTH CIRCUIT

LEAGUE OF UNITED LATIN No. 19-71979 AMERICAN CITIZENS; PESTICIDE ACTION NETWORK NORTH AMERICA; EPA No. NATURAL RESOURCES DEFENSE EPA-HQ-OPP- COUNCIL; CALIFORNIA RURAL 2007-1005 LEGAL ASSISTANCE FOUNDATION; FARMWORKERS ASSOCIATION OF FLORIDA; FARMWORKER JUSTICE; LABOR COUNCIL FOR LATIN AMERICAN ADVANCEMENT; LEARNING DISABILITIES ASSOCIATION OF AMERICA; NATIONAL HISPANIC MEDICAL ASSOCIATION; PINEROS Y CAMPESINOS UNIDOS DEL NOROESTE; UNITED FARM WORKERS; GREENLATINOS, Petitioners,

v. MICHAEL S. REGAN, Administrator, United States Environmental Protection Agency; U.S. ENVIRONMENTAL PROTECTION AGENCY, Respondents. 2 LEAGUE OF UNITED LATIN AM. CITIZENS V. REGAN

STATE OF NEW YORK; STATE OF No. 19-71982 CALIFORNIA; STATE OF WASHINGTON; STATE OF EPA No. MARYLAND; STATE OF VERMONT; EPA-HQ-OPP- COMMONWEALTH OF 2007-1005 MASSACHUSETTS, Petitioners, OPINION DISTRICT OF COLUMBIA; STAT