Number of days over 35 C surges in world's scorching capitals
The number of days reaching a sizzling 35 degrees Celsius (95 Fahrenheit) in 20 of the world's largest capitals has risen 52% over the past three decades
The number of days reaching a sizzling 35 degrees Celsius (95 Fahrenheit) in 20 of the world's largest capitals has risen 52% over the past three decades