"Not all water is fit to drink," said Andrew Knoll, a member of the rover science team who is a biologist at Harvard University, Cambridge, Mass...and...
...the roles and fate of water on a planet whose most striking difference from Earth is a scarcity of water.Mars has water, but Mars has very little atmosphere. Liquid water can't exist except during transitory events (such as impact).
We are not seaweed to be dragged back and forth with every bit of opinion emanating from wherever. Mars has water and that was the major thing to wait for before designing the permanent Mars settlement. Where is the plan? In Russia? yes, Russia.