Penguin in Alley — Black

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Polar Bear in Alley — Gray

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Seal on a bench

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Global warming graffiti on flooded wall

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Piracy Helps Stop Global Warming

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Cracked Earth Globe

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Polar Bear in Alley — Green

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Pollution and environmental crisis

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Nuclear Power Plant Cooling Towers — Gray

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Three Bottles with Pollution — Green, Dramatic

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Smokestacks Emitting Smoke — Black

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Pollution awareness campaign

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