You are not logged in
GEM Subject is
Science -- Earth science
16 - 20
Plate Tectonics: Lake Mead, Nevada
Earth's surface has changed in countless ways during the 4.6 billion years since it formed, and it continues to change today. This video segment looks at some of the geologic processes that have shaped the landscape...
Plate Tectonics: Further Evidence
Early evidence showing striking similarities between regions on opposite sides of vast oceans suggested that in Earth's distant past what are now separate continents may once have been connected. However, this evidence...
Water Conservation: Mexico
Ground water is the primary source for both municipal and industrial water supplies throughout the world. Some of the world's largest and fastest-growing cities depend heavily on natural aquifers that collect and store...
Water Vapor Circulation on Earth
Water vapor plays an important role in the water cycle and in the distribution of heat around the planet. By observing the movement of water vapor, scientists can study global wind patterns and the development of...
Water Conservation: Israel
A recent report stated that in the next decade or so, nearly half of the world's population will live in countries whose water supplies are over-stressed. In parts of Africa, northern China, southern Asia, and the...
Date Of Record Creation
Date Record Checked
Date Last Modified
Date Of Record Release
Full Record Views
Resource URL Clicks
This search is also available as an
forget your password?
Manage your resources
Save, organize, and share resources that you find.
Subscribe to bulletins
Automatically be notified about new resources that match your interests.
It's easy, fast, and FREE!
get your own login
Copyright 2014 Internet Scout