Enbridge Energy Partners LP boosted its estimate for the cost of cleaning up a July pipeline spill in Michigan by 28 percent, to $550 million.

The partnership, the U.S.

Suncor Energy Inc has been ordered to pay C$200,000 ($198,000) in fines after pleading guilty to charges of releasing effluent into an Alberta river during construction of an oil sands mine in 2008.

Environment Canada, the regulator, said on Wednesday that two charges were laid against Suncor under Canada's Fisheries Act after it investigated releases of effluent from holding ponds into norther

The Canadian government announced details on Tuesday of the C$1 billion ($860 million) clean energy fund it promised in February, with the lion's share of the cash going to support the development of carbon capture and storage projects.

California's new low-carbon fuel rules may be a violation of NAFTA and World Trade Organization provisions because they would unfairly limit exports of crude from Canada's oil sands to the state, a prominent Canadian trade lawyer said on Friday.

Canadian environmental groups asked regulators on Wednesday to rescind approvals for part of a $13.7 billion expansion of Royal Dutch Shell Plc's oil sands project, alleging the company backed off promises to cut greenhouse gas emissions.

Eight carbon capture and storage projects in Western Canada will share C$140 million ($114 million) in funding from the Canadian government, Natural Resources Minister Lisa Raitt said on Thursday.