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TimeTree is a free public database developed by S. Blair Hedges and Sudhir Kumar, now at Temple University, for presenting times of divergence in the tree of life. [1] [2] The basic concept has been to produce and present a community consensus of the timetree of life [3] [4] from published studies, and allow easy access to that information on the web or mobile device. [2]
The Private Life of Plants is a BBC nature documentary series written and presented by David Attenborough, first shown in the United Kingdom from 11 January 1995.. A study of the growth, movement, reproduction and survival of plants, it was the second of Attenborough's specialised surveys following his major trilogy that began with Life on Earth.
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Pro tip: “Make sure you thin your seedlings to three inches apart for best results,” says Kirsten Conrad, Virginia Cooperative Extension Agriculture Cooperative Extension Agent in Arlington ...
Dendrochronology (or tree-ring dating) is the scientific method of dating tree rings (also called growth rings) to the exact year they were formed in a tree. As well as dating them, this can give data for dendroclimatology , the study of climate and atmospheric conditions during different periods in history from the wood of old trees.
Edward Hitchcock's fold-out paleontological chart in his 1840 Elementary Geology. Although tree-like diagrams have long been used to organise knowledge, and although branching diagrams known as claves ("keys") were omnipresent in eighteenth-century natural history, it appears that the earliest tree diagram of natural order was the 1801 "Arbre botanique" (Botanical Tree) of the French ...
Sunset time-lapse video Mung bean seeds germinating, a 10-day time-lapse in roughly 1 minute Ten minute time-lapse video of the total solar eclipse of April 8, 2024, in Mazatlán, Mexico The ALMA time-lapse of the night sky [1] Blossoming geraniums; two hours are compressed into a few seconds.
Sesbania grandiflora is a leguminous tree of family Fabaceae.It is fast-growing and soft-wooded, and it grows to heights of 5–20 metres (16–66 feet). The leaves are regular and rounded, and grow to 15–30 cm (6–12 in) long, with leaflets in 10–20 pairs or more and an odd one.