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Trees: ideas and frameworks explained

A collection of ideas, frameworks and techniques related to Trees, explained clearly so they are easy to understand and share.

John Muir quote illustration: I only went out for a walk, and finally concluded to stay out till sundown, for going out, I found, was really going in — John Muir quoteGoing Out Was Really Going In — John Muir QuotePonderosa pine and its bark listing out some of the fire protections it hasPonderosa pine fire protectionsAn urban area next to a more natural rural area showing how the urban area gets hotter than the surrounding landHeat islandsWhat is a time Hierarchy example explained: a lush, verdant, coniferous alpine forest is depicted as a means of explaining the range of layers within any durable system that develop at different speeds. From the individual needles on the trees that develop over a year, to the surrounding biome, 10,000 years in the making. Time hierarchyWhat is a nurse log - a fallen giant tree providing a linear nursery for young treesNurse logWhy do leaves change colour in fall and Autumn and what compounds make the colours?Autumn leaves and the compounds that cause their coloursWho cut down the last tree illustration: 300 years ago we see someone cutting down a tree with an axe in a large dense forest. 100 years ago we see someone cutting down a tree in a now much more sparse forest. Today, there's only a small sapling left, and someone just snapped a branch off it. So what next? Who cut down the last tree?Twit-twoo illustration: showing how the classic owl sound is actually a duet with a female and male tawny owl doing a "kewick" and "whoo"The classic twit-twoo is actually a duetForest bathing illustration — shinrin-yokuForest bathingFamily tree explained chart showing the meaning of second cousins, once removed and twice removed, and how cousin relationships work across generationsUnderstanding Second Cousins Once Removed: A Simple Family Tree GuideBrowse line illustration with a deer reaching up to eat the leaves off a tree and creating a tidy line at the height they can reachThe browse linewhat is a Phoenix tree explained with a toppled tree shown pencil-sketch style with its roots still connected at one end, side branches along the trunk becoming trees in their own right, and one putting down rootsPhoenix treesIdentify a douglas fir: showing a douglas fir cone with it's 3 pointed mini-leaves named Dougie, Douglas and DougIdentify a Douglas fir

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