In the UK, an assessment by the Met Office showed that fires could be exceptionally severe by Wednesday if they were to start in parts of London, the south east or the east of England as a result of hot, dry conditions.
On the Isle of Wight, campfire remains where discovered at the site a fire which burned the equivalent size of almost 13 football pitches and lasted almost five days.
Two people had to be rescued after trying to film a wildfire in Wales with a drone. Emergency services have fought multiple wildfires across north Wales in recent days, including at the Rhinogydd mountains where the smoke was visible from space.
London Fire Brigade said it dealt with more than 1,300 incidents over the weekend – including grass fires, property fires and rescuing a person from the Thames.
It has urged people to avoid disposable barbecues, dispose of smoking materials and put litter in the bin or take it home to avoid starting wildfires.
Temperatures are expected to rise again later this week, with a fourth heatwave of the year looming for some areas. Amber heat health alerts have been issued for much of eastern England.
According to provisional Met Office data, the month of July has been 3C above average across the UK, which could see it end up as one of the hottest Julys on record.
The prince has followed in the footsteps of his father King Charles III in working to protect nature and the planet.
In 2020, William founded the Earthshot Prize – a 10-year scheme launched to find innovative ways of saving the planet, with £1m each in funding for five winners every year.
