This is why, whole, nutrient -
rich foods like fruits, vegetables, whole
grains, and lean proteins are going to be more satiating than
ice cream, candy, or fast food.
In this particular environment, it doesn't look like there are strong negative feedbacks on erosion rates because the material appears to be simply too fine -
grained and
ice -
rich to be redeposited locally and form barriers, bars, etc..