Pollution is a major problem,it affects all the spheres.Trashsinks into the ground affecting the Geosphere,air pollution affects the Atmosphere,trash in the water affects the Hydrosphere, and pollution most of all affects the Biosphere.
A cycle that may continue may cause the Biosphere to collapse,because of humans throwing trash in the water it affects both the Biosphere,and Geosphere.Soon it will affect all areas causing people to die.