Coast redwoods are amazing trees that scientists have studied for generations. We know they are the tallest living trees and have survived for millennia, resisting fire and pests.
, going from long and flat to short and awllike. So we couldn't get this right by simply picking leaves at ground level.To complicate matters further, gravity is always pushing down on the giant column of water rising upward through a redwood's trunk. As a result, leaves at the top of the treeThe treetop's inherent dryness should pull water into the leaf more quickly than into water-rich leaves at the bottom, just as a dry sponge picks up water faster than a damp one.
They don't look the same on the outside either, but this was so unexpected that we needed to see their internal structure to really convince ourselves.The peripheral leaf focuses on photosynthesis while the axial leaf is devoted to absorbing water.
Malaysia Latest News, Malaysia Headlines
Similar News:You can also read news stories similar to this one that we have collected from other news sources.
There's still a way to reach global goal on climate changeA new study finds that if the nations of the world live up to their promises, future climate change can be kept to within an international goal set by scientists.
Read more »
Roger Terry: What are Republicans for?In January, Pres. Biden asked with frustration what the GOP is for. Judging by their actions, writes Roger Terry, Republicans are pro-death, pro-pandemic and pro-global warming.
Read more »
A look at A’s surprising 4-3 start and why they may be better than expectedA look at the factors that have contributed to a surprising 4-3 start for the A’s heading in to Toronto.
Read more »
Supreme Court may toss an 'important tool' for regulating climate changeThe Supreme Court is on the verge of restricting the Environmental Protection Agency’s ability to limit carbon dioxide emissions from power plants.
Read more »
How ancient, recurring climate changes may have shaped human evolutionClimate changes drove where Homo species lived over the last 2 million years, with a disputed ancestor giving rise to H. sapiens, a new study claims.
Read more »
A’s Elvis Andrus takes advice of `skipper’ Kotsay and gets off to good startA’s shortstop Elvis Andrus is off to a good start offensively after remaining under .200 until the end of May a year ago.
Read more »