BBC News science correspondent David Shukman has been looking at the effects of deforestation on Borneo's rainforests. The tropical rainforests - running in a belt around the Equator from the Amazon, through Congo to South-East Asia - are not only a vast store of carbon, but also have a direct impact on global weather patterns.The problem is that the "rainforests are worth more dead than alive"Read these articles here and here. Here is a good video as well which is great for S4. Click the diagram below.
And this video of the understorey is useful too. This one shows the forest floor and explains why those trees grow so tall.
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