Ключевые слова: activist, altruism, bags, care, casual, charity, cleanup, community, concept, conservation, construction, dirty, dump, eco, ecologic, ecological, ecosystem, environment, garbage, green, help, horizontal, junk, litter, man, modern, nature, outdoors, participation, planet, pollution, preservation, protection, recycle, recycling, refuse, responsibility, rubbish, service, site, social, solidarity, trash, uniform, volunteer, volunteering, work, worker,