Ключевые слова: business, care, climate change, concept, conservation, design, earth, eco, ecohouse, ecology, education, energy, environment, environmental protection, friendly, future, generation, global, green, hand, happiness, help, home, hope, international, life, lifestyle, nature, new, peace, peace symbols, planet earth, plant, protection, rent, responsibility, safety, salvation, save, social, social problems, sphere, support, sustainable, symbol, technology, unity,