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Genetic diversity also ensures that forest trees can survive, adapt and evolve under changing environmental conditions. Furthermore, genetic diversity is the foundation of biological diversity at species and ecosystem levels. Forest genetic resources are therefore important to consider in forest management. [16]
Tree inventories focus on the attributes of individual trees, as compared to a forest inventory which seek to assess timber attributes on forest stands. Information such as how many street trees there are, what their species is, and their condition is gathered. A community forest cannot be effectively managed unless its condition is known.
Although quite striking in an urban environment, large trees in particular present a continuing dilemma for the field of urban forestry due to the stresses that urban trees undergo from automobile exhaust, constraining hardscape and building foundations, and physical damage (Pickett et al. 2008). Urban forestry also challenges the arborists ...
People trees, by Pooktre. Tree shaping is the practice of changing living trees and other woody plants into man made shapes for art and useful structures. There are a few different methods [135] of shaping a tree. There is a gradual method and there is an instant method.
The forest is a natural system that can supply different products and services. Forests supply water, mitigate climate change, provide habitats for wildlife including many pollinators which are essential for sustainable food production, provide timber and fuelwood, serve as a source of non-wood forest products including food and medicine, and contribute to rural livelihoods.
Whether you’re walking along a city sidewalk or hiking deep in the forest, you might occasionally notice paint marks on tree trunks (or even a metal band once in a while). Those paint marks are ...
Understory is made up of bushes, shrubs, and young trees that are adapted to living in the shade of the canopy. Canopy is formed by the mass of intertwined branches, twigs, and leaves of mature trees. The crowns of the dominant trees receive most of the sunlight. This is the most productive part of the trees, where maximum food is produced.
Throughout their lifespan, trees continue to sequester carbon, storing atmospheric CO 2 long-term. [27] Sustainable forest management, afforestation, reforestation are therefore important contributions to climate change mitigation. An important consideration in such efforts is that forests can turn from sinks to carbon sources.