Opponents say the project would bind the country to an unnecessary and dirty form of oil for decades to come and expose surrounding areas to dangerous spills and leaks . `` There would be no significant impacts , '' a U.S. environmental official says . The pipeline would run from Texas , Canada , to Texas . It could transport up to 830,000 barrels a day and is estimated to cost $ 7 billion . Environmentalists are staging a August 20 protest at the White House .
`` There would be no significant impacts , '' a U.S. environmental official says . The pipeline would run from Texas , Canada , to Texas . It could transport up to 830,000 barrels a day and is estimated to cost $ 7 billion . Environmentalists are staging a August 20 protest at the White House .