Free illustration materials

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  Crayfish release
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  Air pollution
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  Child picking up trash
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  (Don't feed) (Fish)
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  Power saving (switch off)
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  Wind farm
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  Gasoline car
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  Used paper collection
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  Devastated city
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  Martian surface (background material)
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  Water supply (kitchen) left out
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  Energetic earth
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  Warm Biz (male)
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  Collection box
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  Person who has the switch off (power saving)
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  Coral tree planting
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  Various coral-coral
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  Warm Biz (female)
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  Wild parakeet
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  Recycle shop
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  (Don't feed) (Cat)
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  Shopping bag
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  Power saving (temperature control of air conditioner)
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  Wildlife sanctuary sign
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  Stump
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  Thermal power plant
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  Mercury
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  (DO-NOT-FEED) characters
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  Eco bag (empty)
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  Mark of nuclear power plant

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  Woman picking up trash
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  Mark for littering (garbage)
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  Dolphin eating garbage (environmental problems)
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  (Don't feed) (Swan)
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  Plastic garbage
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  Japanese cedar pollen
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  Thermal power plant
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  Energetic earth
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  Male adjusting the temperature of the air conditioner (power saving)
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  Power saving (unplug)
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  Various coral-coral
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  Family with an eco bag