Ключевые слова: aoyama, beauty, beginning of spring, cartoon, earth, earth hour, electricity, emission reduction, energy saving, environment, environmental friendly, environmental protection, festival, flower bush, green, gu yu, hand, illustration, landscape, light bulb, nature, plant, protect, public welfare, qingming, rainwater, saving, solar terms, spring, spring equinox, startle, technology, the earth day, trees, vitality,