| 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.
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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.
| Issue 67
How much carbon is locked in that tree?