Flow Chart

The unit's own concept map, headed "Environmental Chemistry," branches into a "Classification" node covering: Environmental Pollution, which splits into Bio-degradable and Non-bio-degradable; Types of pollution, which splits into Air Pollution, Soil pollution and Water pollution; and, applying across all of those types, three further shared nodes -- Causes, Harmful effects and Strategies to control. A separate top-level branch reads simply "Green Chemistry" -- tying the whole map back to the chapter's closing theme …