TY  - RPRT
TI  - Changing arctic ecosystems—What is causing the rapid increase of snow geese in northern Alaska?
AU  - Jerry W. Hupp
AU  - David H. Ward
AU  - Mary E. Whalen
AU  - John M. Pearce
PY  - 2015
DO  - 10.3133/fs20153062
UR  - https://pubs.usgs.gov/publication/fs20153062
ID  - fs20153062
ER  -