by Willis E. Johnson
Publisher: American Book Company 1907
Number of pages: 346
Contents: The Form of the Earth; The Rotation of the Earth; Longitude and Time; Circumnavigation and Time; The Earth's Revolution; Time and the Calendar; Seasons; Tides; Map Projections; The United States Government Land Survey; Triangulation in Measurement and Survey; The Earth in Space; Historical Sketch.
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by Lee Botts, Bruce Krushelnicki - EPA
The Great Lakes are an important part of the physical and cultural heritage of North America. Spanning more than 1,200 km, these inland freshwater seas have provided water for consumption, transportation, power, recreation and a host of other uses.
- United Nations Environment Programme
This 400-page Atlas is a unique publication which brings to light stories of environmental change at more than 100 locations spread across every country in Africa. There are more than 300 satellite images, 300 ground photographs and 150 maps.
by Jack Dangermond, Matt Artz - ESRI
GIS has evolved into a crucial tool for science-based problem solving and decision making. GIS uses the power of information technology to examine geographic knowledge in ways that would be extremely time-consuming and expensive if done manually.
by Louise Huffman, Rita Thomas, Erin Carr, Katia Kontar - ANDRILL
Thinking about going to Antarctica? Here are the steps to a smooth trip if you plan to work in the US Antarctic Program (USAP). First, you have to make sure you are physically ready to endure the harsh conditions of the coldest place on Earth.