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Teach
| Issue 67

How much carbon is locked in that tree?

Biology, maths, and the SDGs: estimate the CO2 absorbed by a tree in the schoolyard and compare it to the CO2 emissions of a short-haul flight.

Ages: 11-14, 14-16, 16-19;
Topics: Earth science, Biology, Chemistry, Mathematics, Science and society, Sustainability

Understand
| Issue 58

How trees affect the climate: is it just through photosynthesis?

Trees are incredible chemical factories that capture carbon dioxide and produce the oxygen we breathe, but they produce other chemicals too. We need to understand their effect in the atmosphere to get the most out of tree-planting initiatives.

Ages: 14-16, 16-19;
Topics: Biology, Chemistry, Earth science, Science and society, Sustainability