NASA Where Does the Sand Come From?

This image from NASA's Mars Reconnaisance Orbiter (MRO) shows one possible place where sand grains are being produced on Mars today. via NASA http://www.nasa.gov/image-feature/jpl/pia22043/where-does-the-sand-come-from

Sunny today! For Orem, UT

With a high of 64F and a low of 43F. Current temp 36 Current condition Clear. Sunrise at October 10, 2017 at 07:32AM sunset at October 10, 2017 at 06:53PM. Humidity 60%.