2. Do you think that these are very effective or do you think there is a better solution to decrease erosion? If you think there is a better solution, what would that be?
3. Where do you see one rock dams work most effectively? And at what time of the year is there the most use for it?
4) What types of plants do you suggest to plant in the drain where the dam is built?
I will ask more questions after the answers because I will be able to have him elaborate on his answers too.
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