"British police officers arrest an activist as they remove them from their blockade of Waterloo Bridge on the second day of an environmental protest by the Extinction Rebellion group, in London on April 16, 2019. - Environmental protesters from the Extinction Rebellion campaign group started a programme of demonstrations designed to block five of London's busiest and iconic locations to draw attention to what they see as the ""Ecological and Climate Emergency"" of climate change. (Photo by Ben STANSALL / AFP)"
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