Ключевые слова: background, bio, biological, biology, collection, concept, design, development, eco, ecological, ecology, element, emblem, environment, flower, garden, gardening, graphic, green, grow, growing, growth, hand, human, icon, illustration, isolated, leaf, life, natural, nature, organic, pictogram, plant, rainbow, seedling, set, shape, sign, silhouette, simple, soil, spring, sprout, stem, symbol, tree, water, young,