Drought-driven humanitarian emergencies can be prevented if groundwater is reliably made available at strategic locations.
Groundwater is out of sight, but it shouldn't be out of mind. As cities struggle to cope with drought, we should remember that our largest stocks of water are hidden deep underground.
We know the tides affect the oceans, but it also affects groundwater. If we can understand how, then we can better protect this precious resource.
Can enormous heat deep in the earth be harnessed to provide energy for us on the surface? A promising report from a geothermal…