Chapter 11 - Disaster Relief
11.1 Human shelters using tarpaulin plastic

11.1.pdf |
11.2 Modifying tarpaulin tents to collect drinking water from rain

11.2.pdf |
11.3 Early maturing seed varieties to produce food earlier

11.3.pdf |
11.1.pdf | |
File Size: | 213 kb |
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11.2.pdf | |
File Size: | 214 kb |
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11.3.pdf | |
File Size: | 246 kb |
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