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Event label
12
Sampling by hand
12
Area/locality
11
Multiple investigations
8
DEPTH, sediment/rock
6
International Polar Year 2007-2008 IPY
6
Nitrogen, total
5
Depth, bottom/max
4
Depth, top/min
4
LATITUDE
4
LONGITUDE
4
Area
3
Calcium
3
Carbon, organic, total
3
DEPTH, water
3
Distance
3
Ice type
3
Lake
3
Magnesium
3
Potassium
3
Sodium
3
pH
3
Atomic emission spectroscopy AES
2
Calcium, standard deviation
2
Canthaxanthin per unit mass total organic carbon
2
Carbon, total
2
Chloride
2
Chlorophyll a per unit mass total organic carbon
2
Chlorophyll a per unit sediment mass
2
Chlorophyll b per unit mass total organic carbon
2
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