Richard J. Harper

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Current estimates of soil organic carbon (SOC) are based largely on surficial measurements to depths of 0.3 to 1 m. Many of the world’s soils greatly exceed 1 m depth and there are numerous reports of biological activity to depths of many metres. Although SOC storage to depths of up to 8 m has been previously reported, the extent to which SOC is stored at(More)
Manufacturing process simulation has long been the domain of mathematicians, operations researchers, and consultants; a relatively small, exclusive group of expert practitioners. Consensus has held that only these individuals can successfully practice the craft of simulation. This thinking persists, even today. There are still many manufacturers who believe(More)
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