Fact 1: Biodiversity generally increases from the poles to the equator.

Fact 2: Biodiversity is the diversity of life.

Given the two facts above, answer the question "what generally increases from the poles to the equator?" with the following options: 
- sun's heat
 - temperature
 - energy of moving objects
 - diversity of life
 - kinetic energy
 - clouds
 - h2o
 - north pole


 

    diversity of life     