Mealey's (May 29, 2018, 2:33 PM EDT) -- DENVER — A group of Colorado residents on May 25 filed a brief in the Colorado Supreme Court, arguing that the Colorado Oil and Gas Conservation Commission (COGCC) has “the unequivocal duty and authority” to protect public health in its development of oil and gas resources through hydraulic fracturing (Colorado Oil and Gas Conservation Commission, et al. v. Xiuhtezcatl Martinez, et al., No. 2017SC297, Colo. Sup.)....