Ammonia from manure a health risk, scientists say
May 13, 2014 by Yakima Herald-Republic
May 13, 2014, Yakima, WA – Ammonia that wafts from livestock manure is a significant contributor to the Yakima Valley’s winter air pollution problems, according to scientists who presented their recent findings at a Yakima Regional Clean Air Agency board meeting.
But agricultural sources account for about a quarter of the air pollution recorded in Yakima on winter days with stagnant air, Ranil Dhammapala, an air quality scientist with the state Department of Ecology, told the board. Most of the winter pollution is from wood smoke. READ MORE