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Saturday, April 13, 2013

Types of Natural Resources

Natural elections be earthyly kick the bucketring substances that are considered valuable in their relatively unmodified (natural) form. A trade good is generally considered a natural resource when the primary activities associated with it are extraction and purification, as inappropriate to creation. Thus, mining, petroleum extraction, fishing, and forestry are generally considered natural-resource industries, while agriculture is not. The terminal was introduced to a broad audience by E.F. Schumacher in his mid-s til nowties book Small Is Beautiful.

Natural resources are often classified into renewable and non-renewable resources. Renewable resources are generally living resources (fish, coffee, and forests, for example), which can stock (renew) themselves if they are not overharvested. Renewable resources can restock themselves and be used indefinitely if they are used sustainably. Once renewable resources are consumed at a swan that exceeds their natural rate of replacement, the stand stock will diminish and eventually slip by out. The rate of sustainable use of a renewable resource is determined by the replacement rate and amount of standing stock of that particular resource. Non-living renewable natural resources include soil, as well as water, wind, tides and solar radiation -- compare with renewable energy.

Resources can also be classified on the foundation garment of their origin as biotic and abiotic. Biotic resources are derived from animals and plants (i.e-the livingworld). Abiotic resouces are derived from the non-living world e.g.

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land, water, and air. Mineral and power resources are also abiotic resources nigh are derived from nature.

Both extraction of the basic resource and refining it into a purer, directly usable form, (e.g., metals, refined oils) are generally considered natural-resource activities, even though the latter may not necessarily occur near the former.

Natural resources are natural capital converted to commodity inputs to infrastructural capital processes. They include soil, timber, oil, minerals, and other goods taken more or less as they are from the Earth.

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