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pro vyhledávání: '"R. O. Sleezer"'
Publikováno v:
Ecological Applications. 15:1929-1940
We have developed a mass balance analysis of organic carbon (OC) across the five major river subsystems of the Mississippi (MS) Basin (an area of 3.2 × 106 km2). This largely agricultural landscape undergoes a bulk soil erosion rate of ∼480 t·km
Publikováno v:
Science. 305:1567-1567
Lal et al . have recently argued ([ 1 ][1], [ 2 ][2]) that restoring soil carbon levels worldwide is important for a number of purposes, including reducing atmospheric CO2 concentrations. We agree, but we question how much eroded soil C is ultimately