Soil and peat carbon dynamics : Tundra (and taiga) soils often accumulate thick layers of partly decomposed plant material in the form of litter and humus, due to low temperatures which prevent rapid decay.
(soils; accumulate; thick layers of partly decomposed plant material in the form of litter and humus; T:often) (low temperatures; prevent; rapid decay)
soils low temperatures
accumulate prevent
thick layers of partly decomposed plant material in the form of litter and humus T:often
rapid decay