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Story summary
- The Bureau of Land Management will conduct a 156,000-acre oil and gas lease sale on June 16 in northwestern Colorado.
- Conservation groups warn the sale would open elk migration routes, a dark-sky park, and sage-grouse habitat, contradicting a 2024 BLM plan that strengthened protections.
- Residents near the Aurora Reservoir and in Weld County say projected emissions could worsen air quality in areas already out of compliance.