Nancy Atkinson - It’s Springtime on Mars, and the Dunes are Defrosting:
#Mars #WaterOnMars #CarbonDioxide #CO2 #Dunes #HiRISE #MRO #MarsReconnaissanceOrbiter #KaiserCrater #HellasPlanitia #MeltingIce #SeasonalIce #Thawing #Defrosting #Springtime #PlanetaryScience #Astronomy