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Pakistan: How to cool Karachi as temperatures rise

While 2021 is expected to be one of the warmest years on earth, some major cities are grappling with rising temperatures. This can cause breathing problems, exhaustion, and heatstroke.

But in Pakistan, as some struggle for air conditioning, a man tries to find a solution by planting urban forests.

Farhat Javed reports from Karachi for the BBC Life at 50C season.

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