UK heatwave 2018: Why is it so hot?
Want to know why you've had sleepless nights for weeks on end?
The BBC's Science Editor David Shukman looks at why there have been a number of heatwaves across the world.
Produced by Emily Wolstencroft
Want to know why you've had sleepless nights for weeks on end?
The BBC's Science Editor David Shukman looks at why there have been a number of heatwaves across the world.
Produced by Emily Wolstencroft