Topic
EARTH SCIENCE > TERRESTRIAL HYDROSPHERE > SURFACE WATER
96
EARTH SCIENCE > LAND SURFACE > SOILS
89
River
72
River corridor
72
Stream
72
Biogeochemistry
66
Freshwater
66
Hyporheic zone
66
Watershed
66
FTICR-MS
65
Mass spectrometry
65
Metabolite
65
Metabolomics
65
Barrow, Alaska
57
NPOC
56
Utqiagvik, Alaska
55
Catchment
54
Hydrology
54
EARTH SCIENCE > LAND SURFACE > FROZEN GROUND
53
EARTH SCIENCE > TERRESTRIAL HYDROSPHERE > GROUND WATER
51
Carbon
47
FTICR
47
Hydrologic exchange
47
WHONDRS
47
EARTH SCIENCE > LAND SURFACE > SOILS > CARBON
43
depth
43
Barrow Environmental Observatory
40
EARTH SCIENCE > BIOSPHERE > VEGETATION
39
Non-purgeable organic carbon
39
Organic matter
38
EARTH SCIENCE > LAND SURFACE > GEOMORPHIC LANDFORMS/PROCESSES
36
EARTH SCIENCE > LAND SURFACE > SOILS > SOIL MOISTURE/WATER CONTENT
36
Carbon Dioxide
35
CO2
32
Aerobic respiration rate
31
EARTH SCIENCE > BIOSPHERE > ECOSYSTEMS
31
EARTH SCIENCE > LAND SURFACE > SOILS > NITROGEN
31
North Slope, Alaska
31
EARTH SCIENCE > TERRESTRIAL HYDROSPHERE > WATER QUALITY/WATER CHEMISTRY > ISOTOPES > STABLE ISOTOPES
30
precipitation
29
time
28
Atmospheric CO2 Concentrations
27
EARTH SCIENCE > TERRESTRIAL HYDROSPHERE > WATER QUALITY/WATER CHEMISTRY
27
EARTH SCIENCE > BIOSPHERE > ECOLOGICAL DYNAMICS
26
Deuterium
25
carbon dioxide
25
Respiration
24
18-O
23
Atmospheric Carbon Dioxide
23
EARTH SCIENCE > CRYOSPHERE > FROZEN GROUND
23
more ...