Keyphrases
Vostok Ice Core
100%
Ice Core
100%
Vostok
80%
Molecular Techniques
60%
Nitrifier
40%
Trace Gases
40%
N2O Production
40%
Termination I
40%
Molecular Probe
20%
Underlying Assumptions
20%
Cell Concentration
20%
Incubation
20%
Isotopically Labeled
20%
In Situ
20%
Storage Period
20%
Metabolic Rate
20%
Spiked Sample
20%
Microbiological Techniques
20%
Ice Core Records
20%
Nitrous Oxide
20%
Penultimate Glacial
20%
Psychrophiles
20%
Isotopic Composition
20%
Anomalous Behavior
20%
Ice Sheet
20%
Model Ice
20%
Glacial Terminations
20%
Physiological Assay
20%
Limit of Detection
20%
Labeled Substrates
20%
Elemental Composition
20%
Enrichment Culture
20%
Refrozen
20%
Glacial Ice
20%
Dome
20%
Decontamination Process
20%
Nitrogen Species
20%
Gas Species
20%
Nitrosomonas
20%
Termination II
20%
Temperature Effect
20%
Earth and Planetary Sciences
Nitrous Oxide
100%
Ice Core
100%
Trace Gas
25%
Nitrifying Bacterium
25%
Nitrogen Dioxide
12%
Isotopic Composition
12%
Nitrous Oxide
12%
Ice Sheet
12%
Pilot Project
12%
Methane
12%
GRIP
12%
Engineering
Microbial
50%
Gas Specie
25%
Temperature Dependence
25%
Detection Limit
25%
Methane
25%
Cell Concentration
25%
Pilot Project
25%