A book from Cengage Learning on 70-642.
Earth's climate has undergone dramatic changes over the geologic timescale. At one extreme, Earth has been glaciated from the poles to the equator for periods that may have lasted millions of years. This title presents the study of such changes and their causes.[...]
Earth's climate has undergone dramatic changes over the geologic timescale. At one extreme, Earth has been glaciated to the equator for periods that may have lasted millions of years. At another, temperatures were once so warm that the Canadian Arctic was heavily forested and large dinosaurs lived o[...]
Experience The Best of The USA
NYC, California, the Pacific Northwest, the Grand Canyon we ve selected the most iconic sights and incredible places so you can enjoy the real USA with the minimum fuss.
Highlights reveal the must-see attractions and unbeatable experiences
Itineraries make [...]
Lush forests in the Pacific Northwest. Sun-kissed beaches in California. Leafy single-track trails in the Rockies. Crimson buttes and hoodoos in Utah. There s a landscape for every mood and adventure. Amy C Balfour, Lonely Planet Writer
Our Promise
You can trust our travel information becaus[...]
Corrosion resistance is the property of a material to resist corrosion attack in a particular aggressive environment. Although titanium, tantalum and zirconium are not noble metals, they are the best choice whenever high corrosion resistance is required. The exceptionally good corrosion resistance o[...]