(January 16, 2020, 10:44 AM EST) -- DENVER — Four amicus curiae briefs filed in the 10th Circuit U.S. Court of Appeals on Jan. 14 say that a federal judge in Colorado’s ruling remanding a lawsuit brought by two Colorado counties and one city over climate change should be affirmed because the lawsuit does not raise federal issues (Board of County Commissioners of Boulder County, et al. v. Suncor Energy [U.S.A.] Inc., et al., No. 19-1330, 10th Cir.)....