Tập tin:NorthAmericaCycle Small.gif

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Miêu tả

Miêu tảNorthAmericaCycle Small.gif	English: Vegetation in North America wakes up in the spring, captured here as a change from pale green to dark green as photosynthesis ramps up with the season. White areas are covered in snow.
Ngày	13 tháng 11 năm 2017
Nguồn gốc	NASA's Goddard Space Flight Center
Tác giả	NASA's Goddard Space Flight Center

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