Shift in climate is leading to more wildfires and will force France and the European Union to take "structural decisions in the years to come", French president told reporters.
French state already owns 84% of EDF, which has been dogged by unplanned outages at its nuclear fleet, delays and cost overruns in building new reactors, and power tariff caps imposed by the government to shield households from soaring electricity prices.
The fires in Gironde in south-west France have already destroyed 13,000 hectares (32,000 acres), driven by high winds, and forced the evacuation of 16,200 holidaymakers.
French president Emmanuel Macron vowed to stamp out Holocaust denial as he paid homage to thousands of French Jewish children sent to death camps 80 years ago.
Caroline Cayeux, minister for territorial cohesion, initially stood by her views her opposition to the law for same-sex marriage and adoption in 2013, when she she called the reform a "caprice" and "plan that goes against nature".
Multiple fires have already broken out with two major conflagrations in the Gironde department in the south-west and temperatures in the north are expected to match those of the south of France with peaks of 40 degrees across the country.
Ian Byrne has written to President Emmanuel Macron calling for a formal apology after a French Senate report said Liverpool fans were not to blame for the chaos at Champions League final at Stade de France in May.
