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Incredible Nature. Oldest trees on Earth. Olive Tree, France 2000 years old. The Senator, Florida, USA 3500 years old. If of Llayernyn, England 4000 years old. Cypress of Abarq, Iran 4000 years old. Olive tree, Crete 3000 years old. Pine of Bristlecone Mathusalem California, USA
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Oldest trees on Earth Olive Tree, France 2000 years old The Senator, Florida, USA 3500 years old If of Llayernyn, England 4000 years old Cypress of Abarq, Iran 4000 years old Olive tree, Crete 3000 years old Pine of Bristlecone Mathusalem California, USA Whites Mountains, 3000m 4842 yearsold ! The greategyptian Empire has justbegun. Oldest non-clonal tree living on Earth. Still growing ! 2200 years older than the Ancient Testament. Time of the construction of Stonehenge. Time of the first chinese dynastie. Still producing olives !
Oldest trees on Earth Oak of Palmer, USA 13 000 years old Group of Pine Huon, Tasmania, 10 500 years old Time of the first city of men : Jericho. Time of picking and collecting for men.
Oldest trees on Earth Pando, clonal settlement of Opsen, Utah, USA 80 000 yearsold !! Humanhistoryresumed by this plant. Considered as the heaviest and oldest living organism on planet Time of the 4th glaciation on Earth. Homo sapiens wasmixingwithNeanderthals.
Oldest trees on Earth More informations about these trees : http://www.regardsurlemonde.fr/blog/
Nanoscience: a wonderof nature • 1. The imitation ofnature • 2. The lotus effect • 3. The resistance of the spider web • 4. The iridescence of Morphos butterflies • 5. The strength of shells • Conclusion
Nanoscience: a wonderof nature • 1. The imitation ofnature The gecko A spider web A shell
Nanoscience: a wonderof nature • 2. The lotus effect
Nanoscience: a wonderof nature • 2. The lotus effect Drops of water on a lotus leaf seen by a scanning electron microscope (SEM)
Nanoscience: a wonderof nature • 3. The resistance of the spider web Coloured Scanning electron micrograph (SEM) of threads of silk in a web of a spider
Nanoscience: a wonderof nature • 3. The resistance of the spider web Coloured scanning electron micrograph (SEM) of gum drops on a strand of silk from the web of a garden orb spider
Nanoscience: a wonderof nature • 4. The iridescence of Morphos butterflies
Nanoscience: a wonderof nature • 4. The iridescence of Morphos butterflies Lens x 4 Lens x 10 Lens x 40
Nanoscience: a wonderof nature 100 micrometers 10 micrometers Scanning electron micrographs (SEM) of the butterfly’s wing 1 micrometers
Nanoscience: a wonderof nature • 5. The strength of shells The inner surface of the shell is mother-of-pearl. Shell diameter is ~18 cm
Nanoscience: a wonderof nature • 5. The strength of shells SEM micrograph of a fractured nacre surface, from the gastropod red abalone (5 micrometers)
Nanoscience: a wonderof nature That’s all for today Thanks you very much for you attention Have a nice day.