File:Puyuk Lake pollen diagram 1.svg

Summary[edit]

This image is based global pollen data from Neotoma.

Puyuk Lake Site ID 1920 Longitude -162,2 Latitude 63,5 Description Maar crater on volcanic island. Physiography: subdued rounded hills and volcanic cones. Surrounding vegetation: mesic low-shrub tundra.

PIs: Ager, Thomas A.

Ager, T.A. 1980. A 16,000 year pollen record from St. Michael Island, Norton Sound, western Alaska. Page 3 in American Quaternary Association, Sixth Biennial Meeting, Abstracts and Program, 18-20 August 1980. Institute for Quaternary Studies, University of Maine, Orono, Maine, USA.

Ager, T.A. 1982. Vegetational history of western Alaska during the WIsconsin glacial interval and the Holocene. Pages 75-93 in D.M. Hopkins, J.V. Matthews, Jr., C.E. Schweger, and S.B. Young, editors. Paleoecology of Beringia. Academic Press, New York, New York, USA.

Ager, T.A., and J.P. Bradbury. 1982. Quaternary history of vegetation and climate of the Yukon Delta-Norton Sound Area. In W.L. Conrad, editor. The United States Geological Survey in Alaska: Accomplishments during 1981. U.S. Geological Survey Circular 868:103-105.

Ager, T.A., and L.B. Brubaker. 1985. Quaternary palynology and vegetational history of Alaska. Pages 353-384 in V.M. Bryant, Jr. and R.G. Holloway, editors. Pollen records of late Quaternary North American sediments. American Association of Stragigraphic Palynologists Foundation, Dallas, Texas, USA.

PIs: Ager, Thomas A.

Ager, T.A. 1980. A 16,000 year pollen record from St. Michael Island, Norton Sound, western Alaska. Page 3 in American Quaternary Association, Sixth Biennial Meeting, Abstracts and Program, 18-20 August 1980. Institute for Quaternary Studies, University of Maine, Orono, Maine, USA.

Ager, T.A. 1982. Vegetational history of western Alaska during the WIsconsin glacial interval and the Holocene. Pages 75-93 in D.M. Hopkins, J.V. Matthews, Jr., C.E. Schweger, and S.B. Young, editors. Paleoecology of Beringia. Academic Press, New York, New York, USA.

Ager, T.A., and J.P. Bradbury. 1982. Quaternary history of vegetation and climate of the Yukon Delta-Norton Sound Area. In W.L. Conrad, editor. The United States Geological Survey in Alaska: Accomplishments during 1981. U.S. Geological Survey Circular 868:103-105.

Ager, T.A., and L.B. Brubaker. 1985. Quaternary palynology and vegetational history of Alaska. Pages 353-384 in V.M. Bryant, Jr. and R.G. Holloway, editors. Pollen records of late Quaternary North American sediments. American Association of Stragigraphic Palynologists Foundation, Dallas, Texas, USA.

df=data.frame(yr=rep(age,ncol(core.pct)),
per=as.vector(as.matrix(core.pct)),
taxa=as.factor(rep(colnames(core.pct),each=nrow(core.pct))))

theme_new <- theme(panel.grid.major = element_blank(), panel.grid.minor = element_blank(), # remove grids
panel.background = element_blank(), axis.line = element_line(colour = "black"),
strip.text.x = element_text(size=14, angle=90, vjust=0), # Taxa names
strip.background = element_blank(),
strip.text.y = element_text(angle = 0),
legend.position="none",panel.border = element_blank(),
axis.text.x=element_text(angle=45,hjust=1)) # Axis tick label angle

theme(text = element_text(size = 14))+
ggtitle(sitename1)+
theme(plot.title = element_text(size = 20, face = "bold" ) ) +
geom_line(aes(yr,per))+
geom_area(aes(yr,per))+
scale_x_reverse(breaks =seq(0,100000,1000))+
scale_y_continuous(breaks =seq(0,100,10))+
xlab("Age (cal. BP)")+ylab("pollen %")+
coord_flip()+
theme_new+
facet_grid(~df$taxa,scales = "free", space = "free")+

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