⚡ IB DP Environmental Systems & Societies: 7.3 Solid Waste - Condensed Revision Outline ⚡ A helpful, exam-ready resource for teachers & students. This abridged and structured revision guide is designed to help IB DP Environmental Systems & Societies students revising 7.3 Solid Waste by condensing key textbook content into a clear, accessible format. It provides full syllabus coverage while simplifying complex topics, making it the perfect tool for both teaching and independent study. Why This