Explore explanations, case studies and exam-practice ideas for Environmental Systems and Societies. Use the articles below to build understanding, then bring the topics you find difficult to an individual lesson.
Explore personalised ESS tutoring · Compare lesson packages
Parents are welcome to contact Marija about their child’s ESS learning needs before choosing lessons.
Biodiversity in IB ESS connects ecology, conservation and human decisions. It includes variation within species, between species and among ecosystems or habitats. Counting species is useful, but it does not capture every aspect of biodiversity.Three levels of biodiversityGenetic diversity: variation in genetic information within a...
What to expect in an IB Environmental Systems and Societies (ESS) Class You might just about to start with IB Environmental Systems and Societies course or you are in the process of choosing your IB DP subjects and you are wondering if you should take Environmental...
IB environmental systems and societies is an interdisciplinary subject and therefore can be completed for students. Often times, students start ESS course with excitement, but after some time they feel overwhelmed by the course. They feel ESS is difficult and often times somehow strange and...
Thinking of taking IB Environmental Systems and Societies? Here is what the course covers and who tends to enjoy it....
Looking for an IB ESS IA tutor for SL or HL? Individual support can help you turn a broad environmental interest into a focused investigation and understand what to do next. I’m Marija Maletz, an IB ESS teacher, examiner and online tutor. I work with...
Does IB environmental systems and societies exam sound scary to you? Do you feel like you don't understand the subject or you don't understand ESS questions? You are not alone, many IB environmental systems and societies students feel that way. ESS is a mixture of...
Wondering what a strong IB ESS IA looks like? See sample research questions plus the exact rubric criteria examiners use to grade them....
This IB ESS IA guide explains how to plan an individual investigation for the course first assessed in 2026. The IA is marked out of 30, contributes 25% at SL and 20% at HL, and has a maximum word count of 3,000. A focused question...
The International Baccalaureate (IB) has introduced a revised syllabus for Environmental Systems and Societies (ESS), effective from August 2024, with first examinations scheduled for 2026. This update aims to enhance students' understanding of environmental challenges through an interdisciplinary approach, combining elements of both science and...
Clear IB ESS IA rubric breakdown, updated for 2026. See mark scheme details and practical criteria tips to improve your IA....