Effects of landscape age on soil organic matter processing in northern Alaska

Earth & Environmental Sciences

• soil organic matter 100%
• soil 44%
• tundra soil 39%
• organic soil 27%
• microbial activity 25%
• effect 24%
• age-related difference 21%
• young 18%
• glacial history 17%
• chronosequence 15%
• biogeochemistry 14%
• tundra 14%
• relief 11%
• budget 11%
• incubation 11%
• cation 10%
• decomposition 9%
• organism 9%
• organic matter 8%
• rate 8%
• biomass 8%

Agriculture & Biology

• soil organic matter 99%
• tundra soils 46%
• soil 33%
• organic soils 29%
• microbial activity 27%
• frigid soils 22%
• geochemistry 21%
• age of soil 21%
• biogeochemistry 19%
• chronosequences 18%
• tundra 16%
• microbial biomass 14%
• soil pH 12%
• cations 11%
• climate 10%
• history 10%
• degradation 8%
• organisms 7%