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Eco-friendly building in the modern city. Green tree branches with leaves and sustainable glass building for reducing heat and carbon dioxide. Office building with green environment. Go green concept.
silhouette volunteers collect plastic. group team people collect plastic bottles together. environmental protection business concept. volunteers family lifestyle collect plastic clean nature
House energy efficiency or energy saving rate for reduce carbon footprint. Hand hold light bulb with energy efficient rating class concept to save cost green energy on green nature background.
Line icons about energy efficiency and saving. Sustainable development. Contains such icons as renewable energy, environmental goal, value, eco transition. Editable stroke Vector 256x256 pixel perfect

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