Environmental Systems and Societies (ESS) Unit Plan – Unit 4 Water - First Exam 2026

This Unit Planner document is the official IB document used to plan the teaching of Unit Four - Water of the new IB Diploma Environmental Systems and Societies course, first assessment 2026, which is first taught in 2024.

Created by an IB Curriculum developer, examiner & workshop facilitator, this IB ESS unit plan gives teachers a ready to go plan for teaching the second unit in the new ESS course. The completed unit planner also gives evidence of ESS curriculum planning for IB accreditation.

Save yourself time, all resources are ready to click and go! All my resources are informed by over 15 years of IB DP ESS teaching and examiner experience, so you can be sure you are getting a quality resource with everything you need to teach the IB ESS content.

This unit planner is developed to link to the Water Unit lessons and resources available on my ESS Shop.

Features:
• A complete Unit Four – Water Unit Plan
• 4.1 Water systems
• 4.2 Water access, use and security
• 4.3 Aquatic food production systems
• 4.4 Water pollution
• Guiding questions included
• Clear lesson objectives
• Syllabus content mapped
• Application of skills mapped
• Formative and summative assessment
• ATL skills
• TOK & CAS opportunities
• Unit resources linked.

The resource is completely developed by a human author with no use of Artificial Intelligence tools.