By Ben Aris in Berlin The currents that circulate in the Atlantic are approaching a “tipping point” that will change the way water flows around the oceans of the world and could cause a return to ice age conditions in Europe, according to a new study released last week. The currents of water, known as the AMOC, or Atlantic Meridional Overturning Circulation, determine the world’s weather patterns by moving huge volumes of warm or cold water around the globe that in turn drives the wind and rainfall. If these currents change course, then monsoons could be permanently displaced, turning previous…