Stranger Sap and the Enigma of Tree Circulation
An essay explores how trees store more sap in winter than summer and questions how sap rises to leaves yet also flows back to roots. It compares sap cooling to car radiators and cites eucalyptus flow speeds, noting the complex, partly mysterious plant physiology behind sap movement.
Trees Make Starch Daily Claim A Surprising Fact
An average tree manufactures about twenty pounds of starch in an average day. And yet we are inclined to think of trees as lifeless.
The Elm as Favorite Tree Across Regions
The article notes the elm as popular due to native growth in many areas, but argues popularity in cities is overstated. It discusses tree diversity with thousands of species, contrasts oak varieties, and highlights bark and wood differences from harsh to tropical climates. It concludes that fall color and age enhance admiration for elms and oaks, barring disaster.
MENTIONED IN THIS ARTICLE
Tropics
California Giants and Chicago’s Growth Highlight Ancient Roots
The note claims California trees may be two thousand years old before Christ and contrasts California’s early development with Chicago’s progress over sixty years. The passage emphasizes long horizons and rapid urban expansion without specific names or dates.
MENTIONED IN THIS ARTICLE
California
Christ
Chicago
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