Coming up with practical solutions to our environmental problems and development issues is undoubtedly challenging. It takes a real creative mind to see things differently. However, time is against us because more difficulties may arise if we don’t solve these problems now.

This infographic made by Solar Bins Australia takes a look at “smart cities” designed using technologies and innovations that deal with proper waste disposal, use of renewable energy sources, an effective keeping of peace and security and, water conservation.

Infographic: The World’s Smartest Cities

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