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The rotation problem, deciding when to cut down the forest, means solving the problem of maximising Faustmann's formula and this was solved by Bertil Ohlin in 1921 to become the Faustmann-Ohlin theorem, although other German foresters were aware of the correct solution in 1860. [1] ƒ(T) is the stock of timber at time T
In case of NTFPs that rely on standing timber/trees the optimum age of rotation shifts upwards, i.e. the rotation age moves up. It can be illustrated with the help of following diagram. Here, we see that the original rotation age is estimated to be R1, but as we incorporate the value of NTFPs that rely on standing timber, the expected benefit ...
Investing in landscaping is smart if you're looking to boost your home's curb appeal and property value. According to a recent report by the National Association of Realtors and the National...
Among its various term usage, energy-efficient landscaping can refer to the reduction of energy usage in maintenance and operation of the landscape narrowly for the user/owner of the site, [1] [2] or broadly for the energy conservation of the global environment, such as mitigating urban heat island effect with reflective surface (increase ...
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Sustainable landscaping is a modern type of gardening or landscaping that takes the environmental issue of sustainability into account. According to Loehrlein in 2009 this includes design, construction and management of residential and commercial gardens and incorporates organic lawn management and organic gardening techniques.
According to the U.S. Department of Commerce, 85% of artificial trees are made in China in factories that churn out around 1,500 trees in just two days, accruing labor costs of a measly $600 a ...
It is estimated that there are around 3.8 billion trees in urban areas around the United States, equating to $2.4 trillion in overall structural value. [58] In addition, environmental and social benefits such as air quality, climate change, water flow, real estate, and even community well-being can be quantified to determine their economical ...