Ключевые слова: alternative, analysis, audit, background, biology, blurry, business, calculating, carbon, children, climate change, coding, color image, concept, connection, conservation, copy space, cost, cyber, cyberspace, development, diagram, display, earth, eco, ecology, economy, education, efficiency, electronic, energetic, environment, environmental, evaluation, friendly, future, futuristic, giving, global, global warming, globe, hand, holding, horizontal, human hand, man, part of, protection,