The Earth and the Role of Water

The Earth and the Role of Water — page 1
CHAPTER ONE All About Water Water from the Niagara River plunges 75 feet 23 m to form the second largest waterfall in the world Niagara Falls This river is fed by four of the five Great Lakes The lakes were carved by Ice Age glaciers and hold nearly one fifth of all the Earth's fresh water The fast moving water scours away tiny particles of rock as it rushes and falls In 12 500 years rushing water has worn away the rock The falls themselves have moved backward seven miles 11.3 km Canada The Niagara River continues for fifteen miles 24 km and empties into Lake Ontario United States Lake Superior Lake Huron Lake Ontario NIAGARA RIVER Lake Michigan Lake Erie