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Themes: Soil erosion

Themes » Soil erosion

There are 208 records whose subject matches Soil erosion, showing 30 per page:

Photos:

Yes: 72
No: 136

By year:

1955: 1
1967: 2
1973: 17
1976: 14
1977: 62
1978: 47
1979: 11
1980: 10
1981: 44