IODP SEDIS - Thesaurus -

Ruhr
BT	Europe
	.Central Europe
	..Germany
	...North Rhine-Westphalia Germany
	....Ruhr
UF	Ruhr Basin
	Ruhr Valley
SN	Major coal-mining and industrial region. Includes the Ruhr River valley and the Dusseldorf area to the S along the Rhine River.

Ruhr Basin
USE	Ruhr

Ruhr Valley
USE	Ruhr