How trees survive winter
Chapter 1
The sleep of the giants
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Chapter 2
Natural antifreeze inside the trunk
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Chapter 3
Evergreen strategies across the globe
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YOUR GOAL
Master of How trees survive winter
Ch 3 · Evergreen strategies across the globe
Fun Fact
Snow-shedding shapes: The conical shape of pine and fir trees acts like a steep roof, letting heavy snow slide off to prevent branches from breaking.
Glossary
evergreen (noun)
A plant that retains green leaves throughout the year. Boreal species survive freezing temperatures by using waxy leaf cuticles and concentrated sap as natural antifreeze.
A plant that retains green leaves throughout the year. Boreal species survive freezing temperatures by using waxy leaf cuticles and concentrated sap as natural antifreeze.
Quiz
What is the name of the thick, waxy outer layer that protects pine needles from drying out?
Quiz
What is the main advantage of keeping leaves (needles) all winter for evergreen trees?
Quiz
In which mountain range does the ancient, scale-leafed monkey puzzle tree survive freezing winds?