By Douglas W. McCleery

ISBN-10: 0890300488

ISBN-13: 9780890300480

MacCleery recounts how settlers got rid of a lot of the yank wooded area for agriculture and trade throughout the nineteenth century. first and foremost of the twentieth century, notwithstanding, demographic adjustments and an rising conservation circulation helped lessen wildfire and inspire reforestation. at the present time there's extra forestland within the U.S. than there has been seventy five years in the past.

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Two factors contributed to this stabilization. First, as horses, mules, and other draft animals were replaced by farm tractors and motor vehicles, cropland formerly used to feed draft animals was freed for use in human food production. Second, after 1930 agricultural productivity began to improve due to genetically-improved crops, irrigation, and increased use of fertilizers. S. farmers produce crop yields per acre five times greater than those produced in 1930. East, both for domestic use and for export.

Timber sales and most other commodity uses were prohibited in these areas. By P O S T WA R D E M A N D S O N U . S . S. Standing Timber Volume Per Acre, All Major Owners, by Region, 1953–2007 4000 Cubic feet/acre/year 3500 3000 2500 2000 1500 1000 B C D E A 500 0 South North A - 1953 B - 1977 C - 1987 Rocky Mountains D - 1997 Pacific Coast E - 2007 Figure 22. S. forests has increased dramatically in all regions except the Pacific Coast, where per acre volume declined slightly in the 1970s and early 1980s because of the harvest of old growth timber, but now exceeds 1952 levels.

One was technology. Fossil fuels replaced wood fuels and wood substitutes, such as steel and concrete, replaced wood in structural applications. The rising real price of wood encouraged such shifts. The price of timber, adjusted for inflation, had risen steadily since 1800, 28 AMERICAN FORESTS increasing fivefold during the century. The real prices of competing materials were steady or declining during this period and throughout most of the 20th century as well. After World War II, increasing real prices for wood created powerful incentives not just to use wood substitutes but also to improve the efficiency with which wood was used.

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American Forests: A History of Resiliency and Recovery by Douglas W. McCleery


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