Water
| Topic | Replies | Activity |
|---|---|---|
| About the Water category | 1 | 13 December 2017 |
| Need a water well drilled in Haiti | 8 | 1 April 2019 |
| Structured Water in living systems and plants | 4 | 1 March 2019 |
| Well water quality data from West Africa | 3 | 17 December 2018 |
| Low cost well pumping | 14 | 17 September 2018 |
| Grey Water Irrigation // Aguas Grises para Riego | 11 | 31 May 2018 |