"The United Nations expert panel on DRC raised the issue of perhaps creating a category of conflict timber which we would wholeheartedly support, " he said.

BBC: Congo rebel soldiers

Support includes cut-rate grazing fees and timber concessions, as well as artificially cheap water.

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Pile: long heavy section of timber, concrete or metal, driven into the earth or seabed as support for another structure.

UNESCO: L O S S A R Y