25 Nov '11, 8pm

Staggeringly Tall and Mind-Blowingly Old: Some Incredible Examples of Trees ~ ~ #forests #reforestation #redd

Staggeringly Tall and Mind-Blowingly Old: Some Incredible Examples of Trees ~ ~ #forests #reforestation #redd

When speaking of long-lived trees, aspens must also be mentioned. These trees are a complex system of roots that remain underground until enough sunlight sends up trunks that leaf to reproduce asexually – that's to say, by cloning. The roots of these cloned trees are thousands of years old, with the oldest known clone, situated in Utah and called “Pando”, estimated to be at least 80,000 years old. These trees are also remarkable for their ability to photosynthesize in the winter, due to an under layer of green bark. This green bark also provides survival food for elk and deer during the winter. Due to their cloning abilities, these trees are unlikely to face extinction. While spruce and fir often appear to overtake aspen trees, their dormant root system will spring back to life when sunlight reaches the forest floor. This allows aspens to survive forest fires and ensures t...

Full article: http://www.environmentalgraffiti.com/news-how-trees-many-...

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serialdeviant.org 28 Nov '11, 11am

This site began its life in 2001 on Blogger, moved to greymatter, then it became completely hand-coded until some time in ...