natural+disturbances+in+forests-grasslands


 * __Forests__**
 * On average natural disturbances each year disturb five times more than it's harvested
 * Fires reduce loose leaves, logs and needles
 * Fires release nutrients to fuel plant growth
 * Insects decompose litter and eliminate sick or aging trees
 * Diaeases accelerate the morality of weakened plants
 * Certain trees, like jack pines, need high heat for their seeds to release


 * __Grasslands__**
 * Flooding washes away the broken trees and shrubs
 * Fires release nutrients