Don't really know much about it, but a lot of current oil pumping involves putting water and special sand down into the rock layers, to force the oils up and out.
So, kinda doing what you say.
A few billion barrels of oil is a drop in the bucket, not noticeable compared to the oceans and water available on this planet.
A lot of the sink holes come from limestone regions, where water over time carries away the limestone, as it very very slowly erodes from the underground water.
In certain cases underground mining and oil drilling clearly has caused the ground to cave in, of course. But most of what you hear is from limestone. If you see that house that is in the news, falling in a river, some speculate that an underground sprinkler system was enough to wet through and crack the limestone under the house.... Tho, to most of us it just looks like bad planning!
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Today's Featured Article - Hydraulics - Cylinder Anatomy - by Curtis von Fange. Let’s make one more addition to our series on hydraulics. I’ve noticed a few questions in the comment section that could pertain to hydraulic cylinders so I thought we could take a short look at this real workhorse of the circuit. Cylinders are the reason for the hydraulic circuit. They take the fluid power delivered from the pump and magically change it into mechanical power. There are many types of cylinders that one might run across on a farm scenario. Each one could take a chapter in
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