14. Who is China's main rival in the Pacific Ocean (not the Indian Ocean)

The answer is the magnetosphere.

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.

Answer herbicide-resistant soybeans;

Answer any resource, such as wood or solar energy, that can or will be replenished naturally in the course of time;