Earth Hour

Buzzwords Earth hour is every hour of every day. Earth hour is every hour of every day. #earthhour pic.twitter.com/Qxv3nY9oJL — Greta Thunberg (@GretaThunberg) March 30, 2019 The Welcome to Fabulous Las Vegas Sign has gone dark for Earth Hour pic.twitter.com/mrLNW214vs — Clark County Nevada (@ClarkCountyNV) March 31, 2019 Planeta.com Earth