Tina Rothery attacked a Conservative councillor for “agreeing to do things that are going to harm my grandchild”

A leading anti-fracking campaigner who stood for the Green Party in last year’s election taunted a Conservative councillor about her daughter’s suicide.

The Green Party’s leaders faced calls last night to expel Tina Rothery over her comments to Miriam Lewis, who found her daughter Natalie Lewis-Hoyle dead in her bedroom in December. Natalie’s father is Lindsay Hoyle, the Labour MP and deputy speaker of the House of Commons.

Ms Lewis was on her way into the Conservative conference to speak at a fringe meeting on domestic abuse and the impact that she believed her daughter’s relationship had on her state of mind.

Ms Rothery, a member of the “Anti-fracking Nanas”, was protesting outside the conference and suggested to Ms Lewis that she supported fracking because