A Canada Day tornado in Alberta was the worst natural disaster to hit the province since 1987, Environment and Climate Canada said in a report. Saturday's tornado damaged 12 houses in half an hour, three of which were destroyed and four left uninhabitable, overturned a harvester that weighed about 10 tons, and carried it a considerable distance, according to the ECCC, according to the ECCC. According to police, 25 cows died and one horse had to be euthanized as a result of the disaster. No one was killed, and one woman suffered minor injuries when she was pulled from the rubble of her destroyed house after she took refuge in the basement. The fire situation in Quebec is improving after recent rains, the province's Wildfire Prevention Agency (SOPFEU) said on Monday. But large pockets continue to burn, and fire risk remains high in dry areas along James Bay. The Ontario government is proposing new rules to crack down on developers who renegotiate or drastically raise prices for buyers during construction. A heat warning has been issued in and around Toronto. With Canadian News Mark Weintrub.