1. UNIT #1 Geography Review

2. Fresh Water  Many of the world’s first civilizations were built along rivers due to the need for freshwater.

3. They also used rivers as a means of trade and transportation

4. Also as a source of food

5. Human environment interaction refers to how humans and the environment interact with each other.

6. Example: In cold environments, people adapt their clothing

7. Before volcanic eruptions, people are evacuated

8. Survival needs! Water Food Shelter

9. Earth Population

10. More Human-Environment Interaction …

11. Dams - fresh water - flood control - electricity

12. Bridges – shorter travel routes over rough areas.

13. Canals – shorter travel routes for ships

14. Tunnels – built through and under obstacles to make travel easier

15. The United States timber industry is located mostly in the pacific northwest.

16. Pacific Northwest is the states of Washington Oregon Northern California

17. Deforestation – cutting down the rain forest

18. DEFORESTATION Cutting down the rain forest

19. Earthquakes occur along … Fault lines

21. EARTHQUAKE - Earthquakes occur along fault lines - Fault lines are where two tectonic plates come together - Many homes and business are damaged during earthquakes - Earthquakes are unpredictable

22. Location  Your location determines your climate  It is coldest at the poles  And warmer at the equator

23. Altitude  The higher in elevation you go, the colder it gets  The lower you go below sea level, the hotter it gets.  Top of Mt. Everest; Death Valley

24. Lines of Latitude and Longitude Latitude is horizontal Longitude is vertical north south East west Prime Meridian

25. Human Migration  People keep traditions and language from where they come from.  Examples: Cinco de Mayo; St. Patrick’s Day  The many different languages in America due to Movement or Migration

26. Mountains  Mountain ranges are long chains of mountains  Ranges are formed when two plates have collided along a fault  There are many different mountain ranges around the world

27. Deposition The movement of soil or other sediment from one place, and being deposited somewhere else