The Observer newspaper says :- “the Department for Environment, Food and Rural Affairs has decided to waive restrictions on the use of a class of highly dangerous powerful toxins and permit their release on crops. Neonicotinoids have been described as the Novichok of bees: a single teaspoon is sufficient to kill more than a billion, say scientists.”

https://www.theguardian.com/commentisfree/2023/jan/29/the-observer-view-on-the-uks-toxic-stance-on-sugar-farming