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Picture of the day
Media of the day
![]() A retrospective video on the Montreal Protocol. The video about the policy documents the collaboration between policy-makers, scientists, and industry leaders to regulate CFCs to protect humans from further ozone depletion and the ozone hole, a rare case of successful international environmental policy.
Participating
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Monthly photo challenge
![]() Take some photos and upload them to meet our monthly thematic challenge, get inspiration and try new subjects! Learn more about the challenges! Highlights
If you are browsing Commons for the first time, you may want to start with Featured pictures, Quality images, Valued images or Featured media. |
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