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24 May 2009
- 11:2011:20, 24 May 2009 diff hist +51 Wikipedia:Reference desk/Science →Why is the Dust bowl no longer a problem?
- 11:1111:11, 24 May 2009 diff hist +12 Wikipedia:Reference desk/Science →Why is the Dust bowl no longer a problem?
- 10:4910:49, 24 May 2009 diff hist +579 Wikipedia:Reference desk/Science →Why is the Dust bowl no longer a problem?: new section
- 10:2810:28, 24 May 2009 diff hist +301 Wikipedia:Reference desk/Science →Why do humans need fat in their diet?: new section
- 10:2310:23, 24 May 2009 diff hist +3 Wikipedia:Reference desk/Science →How long before the earth runs out of food?
- 10:2210:22, 24 May 2009 diff hist +196 Wikipedia:Reference desk/Science →How long before the earth runs out of food?
- 10:1710:17, 24 May 2009 diff hist +193 Wikipedia:Reference desk/Science →Irresistible force paradox
- 10:0510:05, 24 May 2009 diff hist +330 Wikipedia:Reference desk/Science →Cooler to wear long sleeves in the sun?