Several Indigenous groups are taking the Ontario government to court over recently rescinded environmental protections, arguing the province's move violates their constitutional rights.

The province says the projects will build on the 'significant progress' that's already been made regarding the restoration of the lake.

Environmentalists are asking Premier Doug Ford's government not to proceed with a plan that would double logging volumes in Ontario over the next decade.

Ontario Premier Doug Ford says the province is on track to meet its emissions-reduction targets for 2030, despite the province's auditor general finding those goals aren't realistic under current plans.

Ontario's auditor general will assess the government's plan to reduce greenhouse gas emissions in her annual report, to be released Wednesday.

Ontario Premier Doug Ford says he is "proud" of his decision to tear up hundreds of renewable energy deals signed by the previous Liberal government.

NDP Leader Andrea Horwath has asked Auditor General Bonnie Lysyk to probe the cost of tearing up the agreements after the Progressive Conservative government made the move last summer.

The ministry has finished its review of the science, policies and programs used to manage how water is extracted in Ontario, and now wants to have the data reviewed by a third party.

The Ontario government says it will carry on with its legal challenge of the federal carbon tax despite the results of Monday's federal election. Environment Minister Jeff Yurek now says the province will see its roughly $30-million court battle "through to its end."

Critics say omnibus legislation aimed at cutting red tape for businesses contains clauses that could let municipalities override rules that protect the Greenbelt.