Climate change activists have again blocked a major London bridge.<br /><br />Activists from the Extinction Rebellion group blocked motorists on the road leading to Tower Bridge this morning (November 21).<br /><br />The huddle of climate change awareness supporters used swarming techniques to block off the road from traffic.<br /><br />Disgruntled drivers can be seen maneuvering around the group who were waving signs that read "Sorry, we won't be long."<br /><br />Rosie Lee, a grandmother who hails from Barnet in north London, said: "The world needs a zero carbon footprint by 2025."<br /><br />The demonstrators quickly dispersed as units from the Metropolitan Police and City of London Police force arrived.<br /><br />On Saturday scores of climate change activists were arrested as they tried to block bridges in London.
