Classify the planets based on their composition ?

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.

The problem of malnutrition in bangladesh is caused in part by "over population."hope my answer has you : )