2.4 Biomes - Tricellular Theory

IB Environmental Systems & Societies: 2.4 Biomes - Tricellular Theory

Biomes are collections or largely similar ecosystems that share climatic conditions. They are globally distributed and can be broken down, according to the 2017 guide, into five basic classes, aquatic, forest, grassland, desert and tundra. In order to understand why biomes exist we need to go back to a little basic Science. Try these ideas 2.4 Tricellular Theory to help students understand this basic science that underpins...

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