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Phytoplankton can do this because they photosynthesise.
浮游植物能夠做到這點是因為它們可以進行光合作用
They turn carbon dioxide and sunlight into energy in order to live.
它們將二氧化碳和陽光變成能量來維持生命
And this releases a very important by-product,Oxygen.
這就會釋放非常重要的副產品 氧氣
This process takes place on a global scale.
這個過程是在全球進行的
All these green patches show areas of phytoplankton
這些綠色的部分是指浮游植物生活的區域
and they're all producing oxygen,which fills the seas and the atmosphere.
它們都在制造氧氣 充滿了海洋和大氣層
Oxygen is vital to all animals. In the sea,on land and in the air.
氧氣對于所有動物來說都很重要在大海里 在陸地上 在空中
Phytoplankton produce something like 50% of all the oxygen on Earth,
浮游植物制造出了地球上一半氧氣
about as much as the world's forests and jungles combined.
大概相當于世界上的森林和叢林加起來的數量
But producing oxygen is just the start of it.
但是制造氧氣只是剛剛開始
The secret to the sea s power overall life on Earth,
海洋對地球所有生物巨大影響的秘密
its greatest power, is a vast network of currents
它最偉大的力量是巨大的洋流
that connect all the oceans on the planet.
將地球上所有的海洋都連接起來
