Legal ivory markets that are supposed to only deal in stockpiles and antiques inevitably launder poached ivory. Close them all, says WCS vice president for species conservation. David Biello reports

Wissenschaft & Technik
Scientific American Podcast: 60-Second Earth Folgen
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312 Folgen
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Folge vom 11.08.2014Antique Markets Used to Launder Poached Ivory
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Folge vom 03.08.2014Bahamas Creation Linked to African DustCyanobacteria fed by nutrients carried over the Atlantic in African dust may have initiated the process by which, over millions of years, calcium carbonate collected to build the Bahamas. David Biello reports
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Folge vom 27.07.2014Some Coral Should Produce Shells in Acidifying OceanOf four common corals and algae tested, three still produced shells in conditions that mimic oceans if atmospheric CO2 concentrations reached 1,000 ppm. David Biello reports
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Folge vom 21.07.2014Ants Could Help Warming Cry UncleAt test sites, the exposure of rock by ants accelerated the absorption of atmospheric CO2 by the rock by as much as 335 times compared with ant-free areas. David Biello reports