The Earth System

the earth system is a dynamic body with many separate, interacting parts/sphere

biosphere is all life, concentrated near surface

biosphere is organisms alter the makeup and nature of all spheres

atmosphere is thin, gaseous envelope, 90% within 16km of surface

atmosphere is integral to planet and biosphere

geosphere is solid rock and surface features

geosphere is 6400km to the centre

lithosphere is approximately 100km thick

hydrosphere is 71% of surface, 97% in oceans, 3% fresh water