This module on population growth is the first Global Change Instruction Program contribution that deals substantively with a body of knowledge outside the physical sciences. Its presence acknowledges the complex nature of global change - that it is composed of intertwining physical, biological, a... Show moreThis module on population growth is the first Global Change Instruction Program contribution that deals substantively with a body of knowledge outside the physical sciences. Its presence acknowledges the complex nature of global change - that it is composed of intertwining physical, biological, and chemical processes on the one hand and human activity in all its social and political complexity on the other. Show less