Green future is cause for worry in S.Africa's coal belt

Miner Thokozani Mtshweni, 37, looks spent as he readies for a 12-hour shift huddled under a carport shelter to avoid the scorching sun. He fixes his belt weighed down by an oxygen tank and gas detecting tools.

from Phys.org - latest science and technology news stories https://ift.tt/Mi9jY3s

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