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Leaves
Leaves are so important to a plant's life as well as ours. Leaves soak up CO2 and produce the clean oxygen we breathe they are the only living things that can make their own food - but why do some plants drop them in autumn?
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Season 1 : Episode 4
Leaves are so important to a plant's life as well as ours. Leaves soak up CO2 and produce the clean oxygen we breathe they are the only living things that can make their own food - but why do some plants drop them in autumn?
Aired: 5/21/05
Views: 14
 
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