Published: May 17, 2022 1.43pm BST

Power station on a sunny day next to a farm
Drax power station, North Yorkshire. John Morrison / Alamy Stock Photo

Overall, the UK spends hundreds of millions of pounds every year on the wood-burning power stations this technology would supposedly remove the emissions of. But can it deliver the kind of reduction in carbon output the country and the world needs?

To answer this question, first it’s important to understand what scientists mean by the term “negative emissions” – especially if you want to decipher climate change news for yourself.