High turnover rates indicated by changes in the fixed N forms and their stable isotopes in Antarctic landfast sea ice

Physics & Astronomy

• sea ice 100%
• nitrates 67%
• isotopes 52%
• ice 29%
• assimilation 26%
• brines 16%
• algae 14%
• nitrogen 13%
• autumn 8%
• cycles 8%
• physiology 7%
• activity (biology) 7%
• winter 7%
• isotope effect 6%
• particulates 6%
• coverings 5%
• convection 5%
• traps 4%
• heating 3%
• oxygen 3%
• decay 3%

Earth & Environmental Sciences

• turnover 55%
• sea ice 54%
• stable isotope 51%
• nitrate 43%
• rate 19%
• ice alga 17%
• nitrification 16%
• assimilation 16%
• seawater 12%
• ice 12%
• nitrogen 10%
• brine 10%
• isotope 8%
• remineralization 7%
• biological activity 6%
• physiology 6%
• partitioning 5%
• autumn 5%
• warming 4%
• convection 4%
• oxygen 3%
• winter 3%
• effect 1%

Chemical Compounds

• Stable Isotope 66%
• Nitrate 41%
• Nitrification 25%
• Nitrogen 9%
• Isotope Effect 5%
• Isotope 4%
• Bioactivity 3%
• Time 3%
• Environment 3%
• Dioxygen 2%
• Amount 2%