Fears in Wales over legacy of its coalmining past

It was nearly four years ago but the memory of the landslip that sent 60,000 tons of old mining debris sliding down a Welsh hillside still haunts former miner Jeff Coombes.

NREL research quantifies losses from cardboard, paper waste

Piles of cardboard and paper littering America's landfills represent $4 billion in lost economic value, according to a new analysis by researchers at the U.S. Department of Energy's National Renewable Energy Laboratory (NREL).

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