Greenpeace and Stop Hinkley Point campaigners delivered a petition signed by more than 360,000 people protesting against a proposed nuclear power station in Somerset, south west England.
The plant is financially backed by China and built by France’s EDF utility company.
British Prime Minister Theresa May has given the go-ahead for the 18.1 billion pound deal (21 billion euro).
It will be the first nuclear reactor to be built in Britain in decades and is causing a stir among environmental campaigners.
