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Chapter 6: Erosional Forces

Hazards – USGS Fact Sheets
This site is provided by the U.S. Geological Survey. Scroll down the page to find information about landslides. When is a landslide called a mudslide? In which U.S. states are mudslides most likely to occur?


Food and Agriculture Organization of the United Nations
Visit this United Nations site to find information about agriculture and food supplies in developing countries. What countries are currently experiencing food emergencies? What projects is the United Nations currently working on to help restore soil productivity in Southern Africa and Eastern Europe?

Unit 2: Earth's Changing Surface

Backyard Magic
Visit this site to learn more about composting. Use the Table of Contents to find information about how to use the compost you produce.

Byrd Polar Research Center
The Byrd Polar Research Center of The Ohio State University studies the Antarctic and Greenland ice sheets, as well as other glaciers. How do scientists at the BPRC reconstruct past climates?

FEMA: Fact Sheet: Floods and Flash Floods
At this site you’ll find information about what to do if a flood occurs. How do you know when the flood danger has ended? In your Science Journal, list emergency supplies that you should have on hand.

What is a Stream?
Follow the link to this site to learn more about streams. Find out how they form and what headwaters are. In your Science Journal, sketch a diagram of three different stream shapes.