Across
- 2. Developed in 1937 to speed up the process and increase the yield from pastures was named..
- 5. A year when many families were forced to leave their farms and travel to other areas in search of work due to drought
- 6. Was destroyed by a dust storm
- 7. Could be linked to ocean temperature anomalies
- 9. Persistently dry weather has led to..
Down
- 1. The amount of dust that was carried out of Chicago by the dust cloud
- 3. A period of severe dust storms in America and Canada
- 4. The 20 most powerful 'black snowstorms' have passed across the Great Plains, from southern Canada to Texas
- 8. A novel written by John Steinbeck