Rooftops of solar powered houses are pictured in Ota, 80 km northwest of Tokyo in this October 28, 2008 file photo. One by one, Japan is turning off the lights at the giant oil-fired power plants that propelled it to the ranks of the world's top industrialised nations. With nuclear power in the doldrums after the Fukushima disaster, it's solar energy that is becoming the alternative. Solar power is set to become profitable in Japan as early as this quarter, according to the Japan Renewable Energy Foundation (JREF), freeing it from the need for government subsidies and making it the last of the G7 economies where the technology has become economically viable. (Photo by Yuriko Nakao/Reuters)

Balloons take off during the 44th International Hot Air Balloon Festival in Chateau-d'Oex, Switzerland, on January 25, 2024. (Photo by Denis Balibouse/Reuters)

An alien-shaped hot air balloon flies during a mass launch at the annual Bristol International Balloon Fiesta, near Bristol, Britain, on August 8, 2025. (Photo by Toby Melville/Reuters)

The photographer holds up a Samsung Galaxy Tab 7.7 tablet at the Samsung hall at the IFA 2011 consumer electonics and appliances fair the day before the fair's official opening on September 1, 2011 in Berlin, Germany. The IFA 2011 will be open to the public from September 2-7. (Photo by Sean Gallup/Getty Images)

This photo taken on September 1, 2023 shows a one-day-old female Sumatran elephant by her 41-year-old mother elephant named Lisa at the Elephant Flying Squad camp in the Tesso Nilo National Park in Pelalawan, Sumatra. (Photo by Wahyudi/AFP Photo)

A devotee carrying an idol of the Hindu god Ganesh, the deity of prosperity, jumps into the Sabarmati river to immerse the idol during the 10-day-long Ganesh Chaturthi festival in Ahmedabad, India, September 11, 2016. (Photo by Amit Dave/Reuters)

Jerry Dennehy from Tralee Co Kerry with his horses Mutt and Jeff at the Under 40 Horse Ploughing Class on the first day of the National Ploughing Championships in Ratheniska, Co. Laois on September 20, 2022. (Photo by Tom Honan for The Irish Times)

Costumed attendees participate in the Dragon Con Parade, during the annual science fiction, pop culture and fantasy convention in Atlanta, Georgia, USA, 02 September 2023. Thousands of attendees, some costumed, crowd downtown Atlanta for the annual Labor Day Weekend gathering. (Photo by Erik S. Lesser/EPA/EFE)