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From the summary:'Experimental study on the visibility through fire smoke was carried out. The relation among the brightness of sign, visual distance, and the extinction coefficient of smoke at the instant of obscuration threshold was obtained by...

Person: Jin
Year: 1970
Type: Document
Source: TTRS

Major aspects of the circulation through the atmostpheric environment of a number of gaseous nitrogen pollutants have been estimated, including source magnitudes, residual atmospheric concentrations,and scavenging processes. The compounds considered...

Person: Robinson, Robbins
Year: 1970
Type: Document
Source: TTRS

Costs and effectiveness of fire control, need for hazard reduction, slash disposal policy, history of slash burning, opportunities for prescribed burning, as well as fire effects, costs and benefits are described breifly. Most attention is given to the...

Person: Smith
Year: 1970
Type: Document
Source: TTRS

Recreation is of increasing importance in forest environments. Fire has both short-term effects, trail closures, smoke impacts; and long-term effects, residual 'scars,' potential hazards, on forest recreation. The general public is gaining...

Person: Krammes, Taylor
Year: 1990
Type: Document
Source: TTRS

The public outcry about the 1988 fires in Yellowstone National Park and adjacent natural forests, coupled with concern among natural resource managers, convinced the Secretaries of the Departments of Interior and Agriculture to establish the Fire...

Person: Wakimoto
Year: 1990
Type: Document
Source: TTRS

In this paper we briefly review current knowledge concerning the possible consequences of a changing climate for terrestrial ecosystems. Forests and grasslands of western North America figure prominently in the discussion, but our intent is to consider...

Person: Perry, Borchers
Year: 1990
Type: Document
Source: TTRS

Smoke from slash burns in the Cascade Mountains during a 3-day period of stable air conditions at lower elevations in October 1969 added little to existing air pollution in the Willamette Valley, in western Oregon. Aerial observations and weather data...

Person: Dell, Ward, Lynott
Year: 1970
Type: Document
Source: TTRS

Sustaining the availability and quality of forest and rangeland ecosystems is a problem facing our society now and into the future. Since fire is a significant process in these ecosystems, managing fire is a part of this environmental problem....

Person: Cohen
Year: 1990
Type: Document
Source: TTRS

Fire is becoming recognized as a major issue throughout the North American continent. The last several years have seen major fire seasons in the United States, Canada, and Mexico. There are five areas where an international approach to fire management...

Person: Barkow
Year: 1990
Type: Document
Source: TTRS

[no description entered]

Person: Heilman
Year: 1990
Type: Document
Source: TTRS