After derailment spilled gallons of oil near Loveland, Colorado, residences Wednesday, advocates renewing calls to build developments farther from train tracks.
Colorado's Air Quality Control Commission approved new rules to reduce ozone pollution within the oil and gas sector in its latest state implementation plan for meeting federal air quality standards.
The new emissions rules, approved on Friday by the state's Air Quality Control Commission, will require oil and gas companies to reduce nitrogen oxides emissions during the summer months when pollution is at its highest levels.
Colorado's Air Quality Control Commission approved new rules to reduce ozone pollution within the oil and gas sector in its latest state implementation plan for meeting federal air quality standards.