YouGov carried out polling on behalf of the GLA and the London Assembly on Londoners about perceptions of heat networks in London.Where YouGov Plc collects survey data, no information may be published without the consent of YouGov Plc and the GLA.All figures, unless otherwise stated, are from YouGov Plc on behalf of the GLA. The surveys were carried out online. The figures have been weighted and are representative of all London adults (aged 18+).All results are based on a sample and are therefore subject to statistical errors normally associated with sample-based information