(April 24, 2018, 3:01 PM EDT) -- DENVER — A federal judge in Colorado on April 23 ruled that the U.S. Bureau of Land Management (BLM) did not act arbitrarily or capriciously when it auctioned leases for hydraulic fracturing because based on the information available to the agency, it could not have predicted the effect those leases would have on ozone emissions (Wild Earth Guardians v. U.S. Bureau of Land Management, No. 16-3141, D. Colo.; 2018 U.S. Dist. LEXIS 67869)....