Colourful letters on blackboard bringing attention to the "Reduce CO2 by 10% by 2010 campaign - "back to school, 10:10 = cool"

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Size: 5616px × 3744px
Photo credit: © Phil Portus / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 10:10, 2010, ages, blackboard, campaign, change, climate, colourful, education, letters, people, reduce, teaching, young