– Manuscript – A recent study says that pumping massive amounts of groundwater to the surface can affect the position of Earth’s poles. The poles are at either end of the imaginary line running through the Earth. The turning motion of Earth around this line causes day and night. The tilt of the line, in relation to the sun, causes the seasons. Scientists have known for … [Read more...] about Study: Pumping Groundwater Has Changed How Earth Turns