To the editor:

North Dakota’s Public Service Commission threw a major roadblock in the path of Summit Carbon Solutions’ Midwest Carbon Express on Aug. 4 when it voted unanimously to deny the company’s hazardous CO2 pipeline permit. According to PSC Chair, Randy Christmann, Summit “failed to meet its burden of proof to show that the location, construction, operation and maintenance will produce minimal adverse effects on the environment and on the citizens of North Dakota.”

Summit’s proposed route in North Dakota is part of a 2,000-mile, five-state Carbon Storage and Sequestratio...