London mayoral election: Green candidate Sian Berry unveils vision for ‘repair centres’ on every high street to cut waste Sophia Sleigh The Green mayoral candidate today unveiled her vision for the capital which includes “repair centres” on every high street to help cut landfill waste. Sian Berry is launching her manifesto this morning at Cressingham Gardens, in Lambeth, a council estate at threat of demolition that her party wants to protect. Among her pledges, the Green Party co-leader wants to publish a waste reduction strategy that would boost the reuse and repair...