
Cottonwood and Balsam Poplar | Geophysical Institute
Jul 11, 2025 · The Klukwan giant holds the national record for black cottonwood diameter. Its nearest rival, a tree near Salem, Oregon, does hold the national height record. The Klukwan …
Northern Tree Habitats - Geophysical Institute
Jul 2, 2025 · Interior Alaskan forests have only six native tree species: white spruce, black spruce, quaking aspen, balsam poplar, larch (tamarack) and paper birch. Northern Canadian forests …
More on Why Tree Trunks Spiral | Geophysical Institute
Jul 11, 2025 · I eventually found a tree with a spiral lightning mark and it followed the spiral grain exactly. One tree, of course, proves nothing. "But why should the tree spiral? More speculation …
Kannada pocket guide for Common Avenue trees of Karnataka
A citizen friendly pocket-sized book in Kannada describes commonly found avenue trees, filling the paucity of such resources in the local language while also
Trees, Seasons and Climate Change ~ by ATREE
Aug 25, 2024 · Discover intriguing facts about India’s diverse tree species and how their life cycles change with the seasons. Learn about the concept of phenology and its crucial role in …
A tree's crown is made up of its branches and leaves. If you observe a tree carefully, you can tell the shape of its crown. LEAVES A leaf of a Neem tree is made up of small, curved 'leaflets' …
Witches' Broom | Geophysical Institute
Jul 11, 2025 · Witches' broom on spruce trees is caused by a rust disease (a kind of fungus disease). The rust lives on the spruce tree throughout the year. Each spring, small yellow …
A collaborative project by the Fig Tree Learning Centre & Nature Conservation Foundation Supported by the Bengaluru Sustainability Forum Project Update: June – October 2020 The …
Tree Rings and History | Geophysical Institute
Jul 11, 2025 · A tree's age can be easily determined by counting its growth rings, as any Boy or Girl Scout knows. Annually, the tree adds new layers of wood which thicken during the …
Field guide in Kannada for Common Avenue trees
A workshop for Teachers and a tree walk: Kartikeyan S. and Srinivasa T.S. conducted a workshop with teachers in the Azim Premji Foundation (APF) network in August 2022 at the APF office, …