Preface by Dr. Wayne Ott, Stanford University March, 2001. (or pdf format)
An Introduction to Wood Smoke Particles by Mary J. Rozenberg, Dec. 2001 (or pdf format)
Specific Particulate Sources such as Wood Stoves, Outdoor Wood Boilers, Outdoor Fire Pits and Wood Burning Power Plants. Also included is information about the smoke and dust occurring as a result of the 9/11 attack.
Source Apportionment Studies.
Pittsburgh - Comparison of Smelter, Coal fired powerplant, Wood smoke, Traffic.
Particulate Sources Chart and The Energy Ladder
Burning Issues Neighborhood Monitoring of Aerosols
Selection of graphs from a 12 year study in Redwood City, CA 
What is Wrong With Using Opacity to Regulate Wood Smoke Pollution.
Exposure to Particulates (PM2.5) and Wood Smoke
Haber's Rule: Haber noted that exposure to a low concentration of a poisonous gas for a long time often had the same effect (death) as exposure to a high concentration for a short time.
Chart: Comparing Particle Emissions from Traffic, Cigarettes and Heating
EPA Particulate Matter Standards
Morbidity and Mortality Tables
Climate Change: Global Warming: Forest Management
Solar Water Heater Plan: Free: Do-it-yourself!
Temperature Inversions concentrate smoke close to the ground.