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The Roaring River is a right tributary of the Swan River in Manitoba, Canada. ==Geography== Manitoba's Duck Mountain is part of the Manitoba Escarpment. It has steep slopes on the north and east sides, with a total relief of about . The mountain is forest-covered, and contains many lakes and streams. The Roaring River drains the north side of the Duck Mountain Provincial Park of Manitoba. It receives the Favel River on its right. It runs northeast until it joins the Swan River from the south. The Swan River continues northeast and discharges into the Swan Lake. A site along the river has been analyzed for pollen records of the Middle Pleistocene, thousand years ago. It shows a sequence from a cool climate with boreal forest, to a warm climate with grassland and then oak savanna, and then a return to boreal forest. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Roaring River (Manitoba)」の詳細全文を読む スポンサード リンク
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