Terrestrial detritus and the carbon cycle.
D000818:Animals; D001272:Atmosphere; D001695:Biology; D002244:Carbon / Q000032:analysis; D002245:Carbon Dioxide; D002250:Carbon Radioisotopes; D004463:Ecology; D055593:Geological Phenomena; D005844:Geology; D006801:Humans; D010944:Plants; D004856:Postural Balance; D012987:Soil / Q000032:analysis; D014197:Trees
D002250:Carbon Radioisotopes; D012987:Soil; D002245:Carbon Dioxide; D002244:Carbon