Clean air act amendments |
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Page 108
... damage , and visibility reduction is approximately 0.25 parts per million ( PHTH method ) . EXTENT OF PLANT DAMAGE The widespread evidence of plant damage throughout the United States has been shown by several studies , of which the ...
... damage , and visibility reduction is approximately 0.25 parts per million ( PHTH method ) . EXTENT OF PLANT DAMAGE The widespread evidence of plant damage throughout the United States has been shown by several studies , of which the ...
Page 123
... damage , not only to health but to prop- erty , to products of many kinds including paint and rubber , and to agriculture and forestry . The current literature on the causes and effects of air pollution is enormous and new periodicals ...
... damage , not only to health but to prop- erty , to products of many kinds including paint and rubber , and to agriculture and forestry . The current literature on the causes and effects of air pollution is enormous and new periodicals ...
Page 124
... damage are still problems around a great many sources . PRESENT AIR POLLUTION DAMAGE TO THE FOREST Since the rate of growth of forest stands and the vigor and appearance of individual trees are influenced by so many site factors ...
... damage are still problems around a great many sources . PRESENT AIR POLLUTION DAMAGE TO THE FOREST Since the rate of growth of forest stands and the vigor and appearance of individual trees are influenced by so many site factors ...
Contents
Hearings held on Page | 1 |
Reports | 36 |
Statement ofContinued | 58 |
Copyright | |
13 other sections not shown
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88th Congress agencies air pollution control amended Angeles appropriate assistance authority automobile automotive BARR beryllium bill burning California carbon monoxide cars CHAIRMAN Clean Air Act coal committee concentrations Congress contractor cost damage Department of Defense Department of Health diesel Dugway Proving Ground economic Education effect engine equipment established facilities Federal Government Federal installations fuel gases gasoline-powered hydrocarbons incineration industry injury inspection interstate legislation MACKENZIE manufacturers ment methods million motor vehicle natural resources nitrogen nitrogen dioxide operation OREN HARRIS oxides ozone patent percent photochemical photochemical smog plants pollution abatement pollution control devices pollution problem present proposed Public Health Service question QUIGLEY recommend regulations require result ROGERS of Florida samplers sampling SATTERFIELD Secretary of Health Senate smog solid waste disposal sources SPRINGER standards statement subcommittee subsection sulfur dioxide technical Thank tion urban Washington water pollution Welfare