3000x3000pxforbidden sign, no littering, prohibition icon, waste disposal, environmental protection, public cleanliness, anti-pollution symbol, png
426x598pxlitter desktop sign, do not litter logo, waste communication symbol, black and white desktop presentation, environmental awareness campaign, pollution prevention message, eco-friendly behavior reminder
1024x1024pxGHS environmental hazard symbol, withered tree and dead fish logo, Globally Harmonized System pictogram, chemical hazard communication, environmental warning sign, ecological danger icon, nature pollution alert
512x512pxCO2 symbol, carbon dioxide icon, environmental pollution sign, CO2 logo, greenhouse gas effect, climate change emblem, eco-friendly branding
800x800pxlitter sign symbol, waste disposal icon, black and white silhouette, pollution prevention logo, environmental cleanliness graphic, trash bin indicator, eco-friendly waste management
589x800pxlitter sign symbol, waste management logo, pollution prevention icon, black and white silhouette, environmental awareness graphic, trash disposal area, eco-friendly behavior illustration
