Much of Europe braced Monday for an intensifying heat wave in the days ahead, prompting some countries to implement special measures to mitigate its impact.

France recorded heat-related deaths over the weekend. A leading researcher reiterated that human-driven climate change had contributed to the recent record-breaking heat wave.

In France, 49 of the country's 96 mainland departments were on a red alert weather warning, up from 35 over the weekend.

Officials announced the closure of 845 schools Monday, with another 1,800 set to let students leave earlier than normal.

On Sunday, several towns had canceled the annual music festival and the government banned alcohol consumption in public places on health and public order grounds in departments already under the weather red alert.