6.1 Introduction to the atmosphereIB Environmental Systems and Societies HL: Mind map
Boundary and composition
Tricellular model
GHGs and greenhouse effect
Atmosphere
SL and HL
Dynamic systemGreenhouse effectGravity
HL: gravity and altitude
HL: Milankovitch
Exam tips
Written by the Exaim team, led by Shaun Daswani (Head of Upper Secondary, Improve ME Institute; MSc Financial Mathematics, Imperial College London; BSc, UCL) and Jason Daswani (operational lead, Improve ME Institute; LSE).