PENNSYLVANIA, USA — Ever wonder what happens to oxygen levels when leaves fall off the trees? Joe lets us know how we are still able to breathe. Find out the answer in this edition of Wham Cam.
Discover the science behind autumn's vibrant leaf coloiurs and their role in trees' life cycles and survival strategies.
Many of us observe the beauty of trees and bushes during winter, standing leafless and bare during cold months. However, not all deciduous trees and bushes lose their leaves in the fall, but cling on ...
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