Complex sentence: Recycling in human industrial systems (or technoecosystems) do not necessarily employ ecological food webs to recycle waste back into different kinds of marketable goods, but make use of technodiversity instead.
Split into simpler sentences: Recycling in human industrial systems (or technoecosystems) differs from ecological recycling. Industrial recycling systems do not necessarily employ ecological food webs to recycle waste back into different kinds of marketable goods, but make use of technodiversity instead.