Firefighters in southwestern France successfully held a massive wildfire within its perimeter on Saturday, enabling roughly 198,000 residents to return home after what authorities believe was the country's largest peacetime evacuation. Yet even as communities in the Gironde region reopened, fresh fire outbreaks displaced thousands more across southern France and Greece, illustrating how rapidly days of firefighting gains can unravel.

At their peak, wildfires across France and Spain alone forced approximately 330,000 people to flee their homes and vacation destinations, placing extraordinary strain on firefighters, aircraft, and emergency services stretched across multiple simultaneous crises. The blazes unfolded during a weeks-long extreme heatwave that also fueled major fires in Portugal and set record temperatures across Western Europe.

Europe is warming faster than any other continent on Earth, heating at more than twice the global average rate since the 1980s, according to the European Union's Copernicus climate service. Rising temperatures combined with prolonged drought have dried out vegetation, enabling fires to spread more quickly and burn with greater intensity. Scientists have linked the increased frequency and severity of such heatwaves directly to climate change, and European governments have increasingly leaned on cross-border cooperation — including the EU's Civil Protection Mechanism — to share firefighting aircraft and personnel when multiple countries face simultaneous emergencies.

Gironde: Contained but Not Fixed

The Gironde fire has scorched 420 square kilometers (162 square miles) of pine forest west of Bordeaux — an area roughly four times the size of Paris. Firefighters confirmed Saturday that the blaze remained contained within that perimeter, meaning flames had not breached its existing boundaries. However, it had not yet been declared "fixed," the designation given when crews determine a fire is no longer advancing. Active sectors and buried hot spots continued to persist.

"Today, the fire is still not fixed. It is contained," Lt. Col. Eric Pitault told reporters.

Several communities remained largely deserted. Authorities kept the affluent, forested Cap Ferret peninsula mostly empty out of concern that a nearby hot spot could reignite, potentially threatening the area's limited road access and trapping residents and tourists.

Overnight, crews conducted tactical burns — deliberately consuming vegetation ahead of active fire sectors to deprive the main blaze of fuel. They still confronted approximately 240 kilometers (149 miles) of fire edges where heat can remain buried underground and flare up without warning.

The fire's impact extended well beyond people and property. Allain Bougrain-Dubourg, president of France's League for the Protection of Birds, told RMC radio that the number of animals affected was already in the millions.

Var: A Fire That "Defies Understanding"

In the Mediterranean Var region, a fire that had been declared fixed earlier in the week sprang back to life on Friday, racing across 10 square kilometers (4 square miles) in just six hours. The prefecture described the speed of advance as "faster than a horse at full gallop." The resurgence struck during peak tourist season along the French Riviera, compounding the difficulty of managing mass evacuations in coastal communities where seasonal populations swell.

The blaze, which had been considered under control, consumed an additional 1,250 hectares within a matter of hours. Var Prefect Simon Babre said the resurgence "defies understanding," demonstrating how abruptly apparent progress can vanish.

Defensive lines protecting vulnerable communities held through the night, and no additional ground burned, Babre told French media on Saturday. Nevertheless, the fire remained active. Approximately 2,500 people were still unable to return to their homes, with 1,300 firefighters deployed to the area.

Twenty French departments — mostly in the east and southeast — remained under an orange heat warning on Saturday. Temperatures of 35 to 39°C (95 to 102°F) were forecast around the Mediterranean, while eight departments faced a high forest-fire risk.

Greece: Gale-Force Winds Hamper Efforts at Porto Germeno

In Greece, hundreds of firefighters battled Saturday to shield Porto Germeno, a popular resort on the Gulf of Corinth, as gale-force winds drove flames through the coastal zone between Athens and Thebes. The fire erupted Friday near the neighboring village of Agios Vasileios. Approximately 300 people were evacuated by sea, and authorities issued several additional evacuation orders on Saturday.

Theodore Giannaros, a wildfire meteorologist at the National Observatory of Athens, described the destruction around Porto Germeno as "inconceivable" in a post on Facebook. Giannaros estimated that 40 to 50 square kilometers (15 to 19 square miles) had been affected, though authorities had not yet released an official burned-area figure.

Reinforcements brought the total deployment to 420 firefighters, including 20 specialized forest-fire teams, supported by 19 aircraft and 11 helicopters. Local authorities confirmed that homes had been destroyed, though a complete assessment was not immediately available.

Powerful winds continued to fan the flames and disrupt aerial operations. Greece's fire service reported that crews tackled 73 blazes on Friday. The Athens region and parts of nearby Evia were placed at the highest wildfire alert level on Saturday, with winds forecast to reach 88 kph (55 mph) — conditions severe enough to prevent aircraft from conducting water drops. The simultaneous crises across France and Greece placed competing demands on the continent's limited fleet of specialized water-bombing aircraft, highlighting a growing logistical challenge as Mediterranean summers grow hotter and fire seasons lengthen.