Down to the water table
Groundwater — where it sits, how to reach it, how to put it back, and how to avoid ruining it.
- 01
Water№ 4483 minSoil Is Your Biggest Water Tank
How organic matter turns soil into a massive water reservoir, and the practical moves that increase your water-holding capacity.
- 02
Water№ 0185 minAquifer Recharge: Putting Water Back Underground
Managed recharge from check dams to infiltration basins, why underground storage beats surface storage, and how to avoid recharging pollution.
- 03
Water№ 5166 minWells and Boreholes: Taking Water from Underground
How aquifers actually behave, the difference between a dug well and a drilled borehole, and why the drawdown that matters is your neighbour's.
- 04
Water№ 5136 minWater Quality Testing: Knowing What You Actually Have
What to test for in rainwater, wells, and surface water, how often, and the treatment steps that match each class of contaminant.
- 05
Water№ 4076 minSalinity: The Slow Poisoning of Irrigated Land
How irrigation turns productive ground saline, the difference between salinity and sodicity, and the drainage and species choices that hold it back.
- 06
Water№ 3855 minRam Pumps: Lifting Water With Nothing but Water
The hydraulic ram uses the momentum of falling water to push a fraction of it uphill forever, with two moving parts and no power supply.