Solar tiles on St. Silas's church in Pentonville, London, England, United Kingdom, Europe

london climate change global warming environment energy efficiency efficient low carbon carbon neutral roof solar panel solar power clean energy clean electricity green electricity electricity generation solar voltaic voltaics photo voltaic church church roof st silas st silas's solar tiles pentonville day outdoors architecture exteriors building exterior religious place of worship christianity churches st silas england great britain united kingdom europe capital cities city location detail details roofs horizontal