Wind , Wind erosion, Wind transportation, Wind deposition

1. Wind Geography Standard: VIII

2. Created by, M.Kohila, M.A. M.Phil., B.A.(Eng),B.Ed.,B.A.(His) S.M.R.V.H.S.S., VADASERY, NAGERCOIL, KANYAKUMARI DISTRICT, TAMILNADU, INDIA

3. LEARNING OBJECTIVES Knows that wind is relatively insignificant erosional agent. Learns about the causes for sand storms and dust storms. Undersands the formation of sand dunes.

4. Content

5. Wind Air that moves across the earth’s surface is called wind.

7. In humid places moisture bind particles together and vegetation anchor the soil .

8. So wind erosion is negligible.

9. For, wind to be effective ,dryness and scandyvegeation are prerequisites.

11. Bed Loads Sand Storm Dust storm Barchan dune

13. Longitudinal dune Transverse dune Loess

14. Loess and yellow river in China Desert in central Asia

15. Wind Erosion – Land forms

17. The end