People cover their heads to shelter from the sun as they walk past the Serpentine lake in Hyde Park, west London, on July 19, 2022 as the country experiences an extreme heat wave. Britain could hit 40 Celsius (104 Fahrenheit) for the first time, forecasters said, causing havoc in a country unprepared for the onslaught of extreme heat that authorities said was putting lives at risk. (Photo by Niklas Halle'n/AFP Photo)
