Experts warn booming seaweed industry

A rising number of valuable uses being found for seaweed—from food and fertilizer to pharmaceuticals and industrial gels—is driving the rapid growth of an industry that could easily and needlessly drop into some of the ...

Vast energy value in human waste: UN University

Biogas from human waste, safely obtained under controlled circumstances using innovative technologies, is a potential fuel source great enough in theory to generate electricity for up to 138 million households - the number ...

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