UNEP spotlights sand
Photo: Kristina Kallur OUAW Sand is a hot topic! Yesterday UNEP, the United Nations Environment Program released a report about Sand. It spotlights sustainability challenges in sand use and extraction.…
Photo: Kristina Kallur OUAW Sand is a hot topic! Yesterday UNEP, the United Nations Environment Program released a report about Sand. It spotlights sustainability challenges in sand use and extraction.…