Ключевые слова: arm, assistance, background, business, care, children, concept, conceptual, conservation, earth, ecology, environment, environmental, global, globe, green, group, hand, hold, holding, hope, human, humanity, icon, isolated, issues, kids, light, map, nature, peace, people, planet, pollution, protection, recycling, responsibility, safety, save, sign, social, sphere, support, symbol, team, teamwork, together, warming, world,