An appeal hearing for a Lethbridge man serving a manslaughter sentence was held Wednesday.

When a shortage of ethane developed, Nova split the supply between its two crackers and the one shared with Dow, a strategy that Dow argued was in violation of Nova's obligation to keep its ethane cracker running at capacity.

Alberta's Court of Appeal has dismissed applications from two former Calgary police officers who were found guilty of misusing department computers and harassing a woman involved in a custody battle.

A lawyer for a man who killed a Calgary couple and their young grandson says the trial judge imposed a "vengeful sentence,'' since his client will be 129 years old before he is eligible for parole.

A man who stabbed a Calgary teacher 37 times has been granted day parole on Tuesday.

Alberta's highest court has overturned regulatory approvals for a $440-million oilsands mine that would have encroached on land a local First Nation considers sacred.

The union was challenging Alberta government legislation to delay binding arbitration in collective bargaining agreements affecting thousands of workers.

Alberta's top court is allowing a dozen submissions to be heard from advocacy groups and First Nations in the province's constitutional challenge to Ottawa's revamped environmental assessment rules.

Different rulings from courts on the federal government's carbon tax are a result of judges working through a section of the Constitution that is seldom used, say legal experts.

In a 4-1 majority decision, the Alberta Court of Appeal has deemed the federal Liberals' carbon tax to be unconstitutional.