Last week I substitute-taught a Year 5 class that was learning about climate change. One of our pre-planned activities was to continue making posters about “good gases and bad gases”. I immediately noted that every student had slapped carbon dioxide (CO2) in the “bad gas” column.
I quizzed the class, and discovered that they had been taught the following line of thinking.
- Carbon dioxide is a harmful and poisonous gas.
- Nearly all daily human activity – turning on lights, jumping in a car, using an electrical device etc. – creates carbon dioxide.
They had no idea of the following:
Carbon Dioxide (CO2) is a natural constituent of the atmosphere…Carbon dioxide is by far the most important (organic compound) for the sustainability of the biosphere (the whole of life on Earth).Without CO2 the life of photosynthetic organisms and animals would be impossible, given that CO2 provides the basis for the synthesis of…
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