Ian Sample

And at the moment for the World Cup, that would come in at this wet bulb globe temperature of 32 degrees.

And these researchers say the recommendation should be 26 degrees.

So they are looking for a substantial reduction in that threshold where

Officials can just say, it's too hot, we have to delay this game.

But they also want to have some other changes made too.

And just finally, Maddy, we're now seeing players who've written their own letter in support of this to try and get FIFA to listen.

And so hopefully that'll add some weight to it.

Well, luckily, Oliver did his PhD on how to acclimatize to heat.

And just finally, Maddy, we're now seeing players who've written their own letter in support of this to try and get FIFA to listen.

So he's a good guy to go to.

He says that in a couple of weeks of specific training in hot conditions, the body can learn to cope a lot better with this.

And so hopefully that'll add some weight to it.

And we're talking about training in hot environments, training in sort of heated facilities if you need those, and even bringing in things like saunas and baths into your training program.

Well, luckily, Oliver did his PhD on how to acclimatize to heat.

So he's a good guy to go to.

He says that in a couple of weeks of specific training in hot conditions, the body can learn to cope a lot better with this.

And we're talking about training in hot environments, training in sort of heated facilities if you need those, and even bringing in things like saunas and baths into your training program.

Maddy, behind these soaring temperatures is, of course, the climate crisis.

And there's some irony in the fact that one of FIFA's main sponsorship partners is Aramco, this huge Saudi oil and gas company.

Tell me a bit about this.