*HELP ASAP Depletion of nonrenewable resources is often a result of:

1)environmental laws

2)human population growth

3)reforestation

4)recycling

Depletion of nonrenewable resources is often a result of reforestation.

2 -- Human Population Growth

Explanation:

The rest have no effect on nonrenewable resources because they are renewable, or replenishable.  The more humans expand, they more resources they need such as gas, coal, and gas. Due to the fact that resources such as those listed before can't be renewed, or replenished, it causes a loss in those resources (depletion).

sand 60

clay 10

silt 30

sandy loam should be dominated by the sand. as the amount of sand increased, the amount of slit needed to anchor the plants' roots to the sand will also be increased. even though the amount is very little, 10% part of clay is still necessary for proper oxidation.