The Mean, Green, Water-Cleaning Machine
The Algal Turf Scrubber (ATS) is one of the marine ecology field’s best-kept secrets. Invented by Smithsonian scientist Dr. Walter Adey in the 1980s, the ATS harvests algae from large…
The Algal Turf Scrubber (ATS) is one of the marine ecology field’s best-kept secrets. Invented by Smithsonian scientist Dr. Walter Adey in the 1980s, the ATS harvests algae from large…
Yogita Limaye investigates concerns, highlighted in a United Nations study, that vitally important reserves of sand are running out, with serious consequences for human society and the planet. Nearly everything…
Yogita Limaye investigates concerns, highlighted in a United Nations study, that vitally important reserves of sand are running out, with serious consequences for human society and the planet. Nearly everything…
To read an annotated version of this article, complete with interviews with scientists and links to further reading, click here. I. ‘Doomsday’ Peering beyond scientific reticence. It is, I promise,…
Movies, books and poetry have made predictions about a future that could be rapidly approaching {read}