Ключевые слова: abstract, accounting, arrow, awareness, black, blue, bstyle, business, carbon, climate, co2, coins, concept, cost, ecofriendly, ecological, economy, efficiency, energy, environment, finance, flat, footprint, global, green, hand, icon, illustration, impact, innovation, metaphor, money, personal, planning, profile, progress, reduction, responsibility, s2, savings, simple, solution, strategy, sustainability, web,