Ключевые слова: air, alternative, blank, bleaching, construction, decomposition, eco, ecologically, economy, energy, eraser, estate, flat, grass, green, hand, health, laptop, leaf, material, meadow, nature, new, notebook, organic, paint, paper, pencil, planet, problem, processing, recycling, rejection, remotely, resource, reusable, secondary, sit, smart, solution, sorting, spring, student, study, summer, sun, wood, wooden, work,