Ключевые слова: active, african, american, boy, care, caucasian, charity, cleaning, community, concept, ecology, environment, female, garbage, gardening, gathering, gesture, girl, gloves, group, hands, highfive, male, nature, opportunities, outdoors, park, participation, people, pollution, public, season, selfless, social, spring, sunny day, team, teamwork, teens, together, uniform, voluntary, volunteer, volunteering, volunteering abroad, volunteering for teens, volunteers, woman, work, young,