A continuation of Environmental Chemistry 1. Explores the characteristics of water, solutions, chemical weathering, chemical reactions (redox, acid-base, precipitation, synthesis, decomposition, single displacement, double displacement), balancing chemical reactions, equilibrium, the hydrosphere and water cycle, issues of water chemistry, quality, and testing, sedimentation, fossil fuels and their combustion, an introduction to organic chemistry, common air pollutants, the chemistry of climate change.