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The sand trap:Demand outpaces caution–and knowledge(图)
sand trap Demand outpaces caution knowledge
2017/9/20
Sand, spanning miles of beaches, carpeting vast oceans and deserts, is a visual metaphor for limitless resources. Yet researchers in this week’s journal Science seize another metaphor – sand in an ho...
As more gardeners and farmers add ground charcoal, or biochar, to soil to both boost crop yields and counter global climate change, a new study by researchers at Rice University and Colorado College c...