内容摘要：. The Grade II-listed building needs an estimated £20m spent on it.

. The Grade II-listed building needs an estimated £20m spent on it.

Meanwhile, the early afternoon line-up for The Other Stage is not listed on either Saturday or Sunday - with acts to be confirmed in the coming weeks.Dua Lipa will headline the Friday night on the Pyramid Stage, making her first appearance at Glastonbury since 2017.

, she said the show occupied "50% of my thoughts"."I’ve got to figure out a way to make 150,000 people feel like they’re in a small little nightclub," she added."That’s the goal, and if there’s one place to do it, it’s gotta be Glasto."

Coldplay will top the bill on the Saturday night - becoming the first act to headline the festival on five separate occasions.Currently in the middle of the Music of the Spheres world tour, the band have promised some surprises for their return to Somerset.

And US soul star SZA will close the festival on Sunday, bringing confessional, poetic and subtly confessional hits like Saturn and Kill Bill to the Pyramid Stage.

The festival will pay tribute to Annie Nightingale - the BBC Radio 1 DJ and Glastonbury stalwart, who died earlier this year.In the UK, SAF is mainly made from cooking oil, some of which is shipped from Asia, and shipping is responsible for 2% of global CO2 emissions.

Alternative methods of creating SAF require large quantities of electricity as part of the manufacturing process. This would involve a vast amount of renewable energy to make it sustainable."It's very hard, to think there is such a thing as a sustainable aviation fuel,” says Sir Dieter Helm. “There are aviation fuels that are less polluting than the ones being used at the moment, and you can use elements of biofuel and chip fat and so on.

"Think about the scale that's required to do it.”There is another more unexpected way that airlines could reduce emissions. That is, making their flight paths more direct to reduce fuel consumption.