<P> Recycling in human industrial systems ( or technoecosystems ) differs from ecological recycling in scale , complexity , and organization . Industrial recycling systems do not focus on the employment of ecological food webs to recycle waste back into different kinds of marketable goods , but primarily employ people and technodiversity instead . Some researchers have questioned the premise behind these and other kinds of technological solutions under the banner of ' eco-efficiency ' are limited in their capability , harmful to ecological processes , and dangerous in their hyped capabilities . Many technoecosystems are competitive and parasitic toward natural ecosystems . Food web or biologically based `` recycling includes metabolic recycling ( nutrient recovery , storage , etc . ) and ecosystem recycling ( leaching and in situ organic matter mineralization , either in the water column , in the sediment surface , or within the sediment . '' </P>
<P> Recycling in human industrial systems ( or technoecosystems ) differs from ecological recycling in scale , complexity , and organization . Industrial recycling systems do not focus on the employment of ecological food webs to recycle waste back into different kinds of marketable goods , but primarily employ people and technodiversity instead . Some researchers have questioned the premise behind these and other kinds of technological solutions under the banner of ' eco-efficiency ' are limited in their capability , harmful to ecological processes , and dangerous in their hyped capabilities . Many technoecosystems are competitive and parasitic toward natural ecosystems . Food web or biologically based `` recycling includes metabolic recycling ( nutrient recovery , storage , etc . ) and ecosystem recycling ( leaching and in situ organic matter mineralization , either in the water column , in the sediment surface , or within the sediment . '' </P>
when is a substance considered to be a limiting nutrient
when is a substance considered to be a limiting nutrient
harmful to ecological processes , and dangerous in their hyped capabilities
harmful to ecological processes , and dangerous in their hyped capabilities