Topic
Aquatic Science
2
Ecology
2
Paleontology
2
Abrupt change in 2007
1
Arctic Ocean
1
Earth-Surface Processes
1
Ecology, Evolution, Behavior and Systematics
1
General Agricultural and Biological Sciences
1
General Earth and Planetary Sciences
1
General Engineering
1
Geography, Planning and Development
1
Meteorology. Climatology
1
QC851-999
1
multi-year sea ice
1
sea-ice age
1
winter seasonal sea ice
1