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Science Reference Center
Full-text articles to support research in applied sciences, biology, chemistry, earth and space science, and energy. Includes the Science Image Collection, a database of high-quality science images from National Geographic, UPI, Getty, NASA, and Nature Picture Library.
1) Hábitats
2) Ecosistemas
6) Hurricanes
Readers may list more differences than similarities when comparing floods and blizzards. But, they will discover they have one vital ingredient in common: water. Readers will learn the powerful forces of water as it pertains to floods and blizzards. They also discover that although these two forces of nature can cause difficulties for people, they are nature's way of cleaning up and re-nourishing the land.
10) Ecosystems
11) Tornadoes
13) Los huracanes
14) Los tornados
15) Water Scientists
16) Survival! Ocean
17) Los terremotos
18) Earthquakes
19) Volcanoes
20) Los volcanes
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