8. Dubai International Airport- Dubai, UAE
The manufacturer of the world’s largest gold chain is in Dubai. Being one of the richest states in the world, we don’t expect Dubai to get involved into a recycling business. But they did an awesome job with the new Dubai International Airport by making it eco-friendly! The site uses flow-arrestors to save water consumption and has cost-effective electricity system.
Dr Ajay Kumar Singh/Shutterstock.com
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