Wood in Our Future: Proceedings of a Symposium : by Board on Agriculture, National Research Council

By Board on Agriculture, National Research Council

The USA produces 25 in line with cent of the world's wooden output, and wooden helps an immense section of the U.S. business base. bushes supply fiber, resins, oils, pulp, nutrients, paper, prescription drugs, gasoline, many items utilized in domestic development, and diverse different items. using wooden as a uncooked fabric needs to reflect on creation efficiencies and common source conservation in addition to effective, ecocnomic use of sturdy wooden, its residues, and by-products. to higher check using wooden as a uncooked fabric, the U.S. division of Agriculture's wooded area provider requested the nationwide learn Council's Board on Agriculture to collect specialists to study the analytical recommendations used to stick to the life-cycle of wooden creation - from tree to product - and check the environmental affects. This ensuing booklet offers a base of present wisdom, picking what info are missing, the place destiny efforts will be centred, and what's recognized concerning the methodologies used to evaluate environmental affects. The ebook additionally specializes in nationwide and foreign efforts to enhance built-in environmental, fiscal, and effort accounting methodologies.

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Extra resources for Wood in Our Future: Proceedings of a Symposium : Environmental Implications of Wood As a Raw Material for Industrial Use

Sample text

The United States continues to make policy decisions that increase its almost 80 years of dependence on foreign imports of wood. Moreover, the same advocacy groups that press their position on the United States are advising its potential suppliers to reduce their production of wood as well. All of this is based on a weak, indeed almost nonexistent, scientific knowledge base concerning the environmental consequences of using wood as a material of commerce. HISTORICAL PERSPECTIVE The United States developed and prospered in its early history largely through the use of its rich endowment of natural resources, the first of which to be exploited was the forest.

These safeguard subjects are chosen because the Swedish Parliament has decided to protect human health, preserve biologic diversity, maintain a longterm housekeeping of natural resources, and protect the natural and cultural landscape. For each subject, a valuation of the basis of the willingness to pay has been derived. This willingness to pay concerns an average estimated societal value; for example, 106 ECU for excess death. The relation of emissions and extraction with impact types is more scientific, although many uncertainties are present and many assumptions have been made.

From the life-cycle inventory of the releases we must subtract CO2 uptake or sequestering during forest growth as part of the total carbon cycle. Renewability Wood is a renewable resource. S. , 1989). No change in this proportion is expected for decades to come. This is why consumption of renewable energy resources should be distinguished in life-cycle inventories from consumption of nonrenewable energy resources (such as oil and gas). This does not mean that harvesting a tree has no impact on the equilibrium of the forest.

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