 Dominion Energy Inc said cancellation of the 8 billion Atlantic Coast natural gas pipeline in the United States would present challenges in meeting growing demand but that increased supply of clean energy should fill some of the gap. Dominion was building the pipeline to meet growing gas demand in southeast Virginia and eastern North Carolina. The project was the latest of several in the United States abandoned after long delays in the approval process and as the fall in demand caused by coronavirus makes the case for more capacity less pressing. 