Tropical rain forests tend to have a lot of humus, but the soil in those biomes retain little of it because of leaching. what is leaching?

Iam stuck on this question! 45 points : ) how do increases in temperature affect the density of ocean water? answer choices: (a) density does not change (b) density increases (c) density becomes variable (d) density decreases

Suggest two reasons why irrigation is important for human development of the desert

The blue segment below is a diameter of oo. what is the length of the radius of the circle?