The World Enduro Super Series roared back into life this weekend with Mario Roman coming out on top at the Toyota Porto Extreme XL Lagares on May 12 to stake an early claim for the title of Ultimate Enduro Champion 2019. The Spaniard beat the 300 competitors, including 50 pros, who entered Sunday's Hard Enduro feature race in the baking Portuguese heat. Here: Graham Jarvis and Billy Bolt race at Toyota Porto Extreme XL Lagares, Portugal on May 12, 2019. (Photo by Future7Media/Red Bull Content Pool via AP Images)

A women wearing a mask to protect from extreme smog visits the Tiananmen Gate in Beijing December 8, 2015 as China's capital issues its first ever "red alert" for pollution. (Photo by Damir Sagolj/Reuters)

A heat-stressed koala waits as a resident pours water on its back on December 19, 2015 in Adelaide, Australia. Adelaide is experiencing an extreme heatwave, with temperatures reaching over 40 degrees for five consecutive days. (Photo by Morne de Klerk/Getty Images)

A vendor sells fish at Central Market in freezing conditions of minus 43 degrees Celsius in the city of Yakutsk, Sakha (Yakutia), Russia on December 13, 2020. The winters in Yakutsk are extremely cold and long and the summers short and warm, with temperatures sometimes rising above 30C. (Photo by Yevgeny Sofroneyev/TASS)

Children riding on donkeys queue to fill their jerrycans with water from a cistern at a make-shift camp for the internally displaced in Yemen's northern Hajjah province on July 12, 2021, amidst an extreme heat wave and severe water shortage. (Photo by Essa Ahmed/AFP Photo)

Fire ravages vegetation during the Cerro de los Pinos wildfire on August 04, 2025 in Cáceres, Spain. Firefighters from Cáceres and INFOEX forest firefighters are battling fires, as high temperatures continue to put the Extremadura region at extreme risk of further wildfires. (Photo by Carlos Gil Andreu/Getty Images)

A surfer walks by as starfish cling to a pillar of UC San Diego's Ellen Browning Scripps Memorial Pier in a negative tide during the King Tides which are the year's most extreme high and low tides on December 6, 2025 in San Diego, CA. (Photo by Kevin Carter/Getty Images)

People wear clothing to protect them from the heat while riding along a street in Hanoi, Vietnam, 24 April 2019. North and central Vietnam was recently affected by extreme hot weather, with the highest temperatures reaching over 40 degrees Celcius, according to the National Centre for Hydro-meteorological Forecasting. (Photo by Luong Thai Linh/EPA/EFE)