Ключевые слова: activism, activist, banners, big ben, campaign, cause, change, civil rights, climate, climate action, climate change, crowd, demonstrate, demonstration, environment, environmental, environmental movement, environmental protest, environmentalists, extinction, extinction rebellion, flags, global, global movement, government, grassroots, group, houses of parliament, london, march, marching, movement, palace of westminster, parliament square, people, placards, political, politics, pollution, protest, protesters, rally, rebellion, signs, social issues, strike, uk, urban, waving flags, xr,