By enriching it with nutrients.
Put more soil in it.
nothing
if you put them in your compost and then put that in with your soil!!
it has better texture
For what? A playground sandbox?As substructure for building a highway?Farming wheat?Mixing with manure to make bricks?
well it better in soil because soil has more nutrients
soil as there are more nutrients
sand works better as it has tiny grain particles which make sand easy to pour, whereas soil has is much thicker than sand.
a plant grows better in soil
soil is better dan sand for backfill.
the plant with better soil will grow better
the dead bodies fertialize and become to erosion and make soil better