The concept of < ecosystem > is possible at several scales of magnitude. From multicellular organisms such as insects animals or plants to lakes, mountain ranges or forests to the planet Earth as a whole. Read about the purpose of environmental systems. A system that is...
The earth system is itself an integrated system, but it can be subdivided into four main components, sub-systems or spheres, 4 main environmental systems: the geosphere, atmosphere, hydrosphere and biosphere. The geosphere This is the part of the planet composed of rock and minerals; it includes the...
The IBDP ESS is not an easy subject and without studying it you definitely won’t be able to pass it. If you want to score a 7 you will actually need to invest time and effort into understanding and studying this subject. How to get the...
The environmental system may be understood in an ecological sense as the set of interactions between the elements of the biosphere, which includes the atmosphere, the hydrosphere, the lithosphere and the ecosphere: The atmosphere is a mixture of nitrogen (78%), oxygen (21%), and traces (remaining 1%)...
The course covers the IB Environmental Systems and Societies standards, provided in detail to the students and are available online at: ibo.org. The list of topics is found below: Core (Mandatory) Topic 1: Foundations of Environmental Systems and Societies Topic 2: Ecosystems and Ecology Topic 3: Biodiversity and Conservation Topic...
Should I take ESS or bio? This is a common question among IB students once they should choose their subjects. ESS or bio? What subject you will take completely depends on your personal interests. IB ESS SL focuses on some aspects of Biology SL such as ecology...
The interactions between humans and their physical surroundings have been extensively studied, as multiple human activities influence the environment. The environment is a coupling of the biotic (living organisms and microorganisms) and the abiotic (hydrosphere, lithosphere, and atmosphere). Pollution is defined as the introduction into the...
Many IB students are interested in this question. However, ESS is classified as Group 3 and 4 subject, therefore has the characteristics of both sciences and humanities. What students learn in ESS? ESS covers eight major topics: foundations of the course and its major ideas, ecosystem structure...
Selecting a suitable Internal Assessment is just as important as the Internal Assessment itself. Be certain that your question is as clear and specific as possible. Avoid general terms, and refer to the specific independent (manipulated) and dependent (responding) variables you will be testing. Be specific...
Environmental pollution is the unfavorable alteration of our surroundings, wholly or largely as a byproduct of man’s actions. It's a product of direct or indirect effects of the changes in the energy pattern, radiation levels, and chemical and physical constitution and abundance of organisms. Environmental pollution...