ಈ Publication Issue ನಿಮ್ಮ ಭಾಷೆಯಲ್ಲಿ ಅಸ್ತಿತ್ವದಲ್ಲಿಲ್ಲ, ರಲ್ಲಿ ವೀಕ್ಷಿಸಿ: Español (es), Français (fr), English (en),
ಅಥವಾ Google Translate ಬಳಸಲು:  

Water shortages are a problem in arid and semi-arid lands and this book introduces sand dams as a way of maintaining water supplies in times of drought.

This uses material from "Practical Action" with kind permission.

This edition published in the United Kingdom in 2020 by MissionAssist.