Meanings of much groundwater in английском

Scientists do not know exactly how much groundwater remains in the aquifers.

It had already faced criticism for extracting too much groundwater and exceeding pollutant limits at a bottling plant in India.

The stability of the plume depended on several factors such as "no significant change " in how much groundwater was pumped out.

So much groundwater has been pumped over the past 18 months that a recent study found that California has a 63 trillion gallon groundwater deficit.