Groups including Greenpeace Canada, the Council of Canadians and the David Suzuki Foundation said in a letter to the federal pipeline regulator that it should suspend the review process while waiting for new information from the company.
In a statement, C-E-O Russ Girling cites the company's "careful review of changed circumstances" and says TransCanada is thankful for the support it received from labour, business, industry, Irving Oil and various governments that passed resolutions in favour of the projects.
Regarding the Energy East pipeline, Lisa Raitt, deputy leader of Canada's conservative opposition, called it a bad day for Canada and blamed Prime Minister Justin Trudeau for not championing the nation-building project and the nation's energy sector.
The B.C. government doesn't share her view, however, and is now part of a court challenge against Trans Mountain being heard this week. "We still believe that", Gallant said.
The premiers of Alberta and New Brunswick said they're disappointed the $16-billion project won't go ahead, saying it would have created 9,200 jobs during construction.
The National Energy Board must let the industry know how future project reviews will be conducted so investors can have confidence in the industry, she said. Due to its more energy-intensive extraction, transportation, and processing requirements, bitumen is known as one of the dirtiest fuels - and a lifecycle analysis would likely prove the project to not be in Canada's best interest. "We are going to continue to look for other export markets for energy, which would allow us to increase our generation, and we are going to keep an eye on world market conditions".
"It's a good day for the planet really", said Regional Chief Ghislain Picard of the Assembly of First Nations of Quebec-Labrador.
Jean singled out the mayor of Montreal, Denis Coderre, accusing politicians in the east of taking "pride and credit" when energy projects that would have benefited the country fall through.
March 1, 2016: National cohesion on Energy East drifts further out of reach after the Quebec government announced plans to seek an injunction against TransCanada. Several global companies have sold off oilsands projects in the past year.
Analysts said the decision to abandon it was already priced into the stock. The company says the filing with the National Energy Board makes almost 700 changes to the route in response to concerns for environmentally sensitive areas. "We accepted the reversal of Enbridge's Line 9B (pipeline through Montreal), but we ensured there were measures in place to follow up and protect the community".
Notley said the project would have been a nation-building project benefiting all of Canada through new jobs, investment, energy security and replacing imported oil brought from the US and elsewhere.
"While we recognize the current market challenges related to lower commodity prices, we are seeing signs of growth in the sector".
The company suspended its application on Sep. "Governments need to step up with a plan to assist oil sands workers in transitioning into clean energy jobs".