The rejection may ultimately doom the $6 billion pipeline to transport Alberta's oil sands crude west through British Columbia for export. Final word is reserved for Prime Minister Stephen Harper, but many say an overturn would be highly unusual.
Jun 3, 2013 CBC News
"Yes it can", at least to some extent appears to be the answer according to the WSJ. While the Keystone XL pipeline can move 830,000 barrels of oil a day, rail shipments are set to double this year to 200,000 barrels. Not so, according to the NRDC.
Mar 13, 2013 The Wall Street Journal