getting back on topic.

with good ole global warming there is also good ole water vapor.

so water is no problem as long as there is also electricity.

http://ga.water.usgs.gov/edu/earthwherewater.html




http://en.wikipedia.org/wiki/Atmospheric_water_generator

3/4 inch of dust build up on the moon in 4.527 billion years,LOL and QM is fantasy science.