2. The Physical Environment Last updated Mar 1, 2022 Save as PDF 1.S: Environmental Science (Summary) 2.1: The Lithosphere Page ID81308 Tara Jo HolmbergNorthwestern Connecticut Community College ( \newcommand{\kernel}{\mathrm{null}\,}\) 2.1: The Lithosphere2.2: The Atmosphere2.3: The Hydrosphere