動画検索
関連広告
検索結果
OHIO RIVER ON NEW RAMPAGE
150,000,000,000 TONS OF WATER FALL ON THE VALLEY'S 40,600 SQUARE MILES EVERY YEAR
400,000,000 TONS OF SOIL WASHED FROM VALLEY LAND EVERY YEAR
From adapted electric furnaces at the Muscle Shoals war-time plant, comes phosphate fertilizer needed for cover crops.
Drawing the waste slag from an electric furnace.
Cover crops provide natural storage for water and protect the soil — the Nation's greatest resource.
From Wilson Dam and power house, electricity is sent to homes and farms.
Thus water is brought under control on the land and in the rivers — its destructive forces harnessed to serve mankind.
The END