Curated OER
National Park Service: North Cascades: Glaciers / Glacial Features
The North Cascades has 316 glaciers. Learn how they were formed and how they affect the land.
US Geological Survey
Us Geological Survey: Glaciers and Ice Caps: Storehouses of Fresh Water
Locate glaciers and ice caps on a world map at this USGS site. Read about the formation of galciers and other interesting facts. Learn about the effects glaciers have on the landscape, and of their importance for our fresh water supplies.
US Geological Survey
Usgs: How Much Water Is There on (And In) the Earth?
The USGS gives an overview of the amount of water on Earth and where it is located. It gives a few interesting facts about the Earth's supply of water. Click Home to access the site in Spanish.
Other
Grid Adrenal: Global Freshwater Resources: Quantity and Distribution by Region
Glaciers and icecaps contain approximately 70% of the world's freshwater, but groundwater is by far the most abundant and readily available source of freshwater. This graphic illustrates the quantity (in cubic kilometres) and...