More from Heimler's History: ***AP Human Geography Heimler Review Guide: https://bit.ly/3XEc6Bu ***AP Human Geography Video NOTEGUIDES Units 1-4 ONLY: https://bit.ly/48k665r Tiktok: @steveheimler Instagram: @heimlers_history Heimler's History DISCORD Server: https://discord.gg/heimlershistory In this video Heimler covers everything you need to know about AP Human Geography Unit 2. In APHG Unit 2 we'll cover population dynamics, population density, population pyramids, the Demographic Transition Model (DTM), the Epidemiological Transition Model (ETM), Malthusian theory and its critics, and all kinds of migration.