The amount of water on Earth A: decreases slightly over time and does not change form.
B: remains the same and does not change form.
C: increases slightly over time, but changes forms.
D: remains the same, just in different forms.

It’s d trust me bro I know

Geothermic gradient is the rate of increasing temperature with respect to increasing the depth in the earths interior. away from tech tonic plates boundaries, it is about 25-40 c/km (72-87 degrees f/mi) of depth near the surface in most of the world.

Developed countries will see a decrease in natural resources, because their population will decrease.