Nash, TH, ", III/ Sigal, LL 1981: Preliminary study of the lichens of Zion National Park, Utah. - Journal of the Arizona-Nevada Academy of Science16: 46-50. [RLL List # 121-66 / Rec.# 13397] Keywords: OWN/ UTAH/ ZION NATIONAL PARK/ AIR POLLUTION
Abstract: 1 figure. [Authors report 159 species in 53 genera; four are new records for Utah. "Potential for air pollution injury to the lichen vegetation is high because a new coal-fired power generating plant is proposed 30 km downstream from the canyon."]