First Nations, environmental groups and a labour union have launched an appeal to overturn the approval for the controversial pipeline.
Once completed, the refinery will process 50,000 barrels of bitumen a day and refine it into low-sulphur diesel fuel.
Government estimates there are 35,000 of the Volkswagen and Audi models in the province equipped with the software.
Volkswagen has admitted that 11 million of its diesel cars worldwide have software that turns pollution controls in emissions tests.
Proceeds from sale will be used to reduce Pengrowth’s debt.
Emissions could be achieved by cutting methane leaks and through less intentional venting of gasses.
Benzene, propane, butane and other chemicals were dumped into unlined pits at the 280-acre complex for more than 30 years.
Third largest global polluter plans to boost electricity produced from sources other than fossil fuels to 40% by 2030.
Pembina Institute poll finds 60% of 18,000 respondents say the province must do more to enforce environmental rules.
Will focus on processing facilities, gathering systems, pipelines, storage facilities and terminals for oil, gas and liquids producers.