Ключевые слова: action, activism, activist, activists, adult, banner, belgium, board, brussels, caucasian, change, children, climate, climate change, conservation, demonstration, demonstrators, earth, environment, friends, friendship, global, group, group of people, movement, nature, people, person, placard, planet, pollution, poster, protest, protest march, protest rally, protester, protestor, sign, social issue, teenagers, togetherness, woman, women, words, world, young, young adult, youth, youth culture, youth for climate,