London Assembly member Zack Polanski has been elected leader of the Green Party of England and Wales by a landslide.
Polanski beat joint candidates, the Green MPs Adrian Ramsay and Ellie Chowns, by 20,411 votes to 3,705.
The result was greeted by whoops and cheers, with Polanski promising in his victory speech to "work every single day to grow this party" and paying tribute to his defeated rivals.
Polanski, a former actor who was the party's deputy leader, campaigned on an "eco-populism" platform and has promised to make the party "bolder" in its approach.
This breaking news story is being updated and more details will be published shortly. Please refresh the page for the fullest version.
You can receive Breaking News on a smartphone or tablet via the BBC News App. You can also follow @BBCBreaking on X to get the latest alerts.