Every drop counts: watching water from space

In this article from Science Today, Keneilwe Hlahane of the University of Cape Town writes about how satellites are used to monitor the water quality in our dams. The water is green, a clear sign that it is polluted. Dense mats of algal blooms float on the surface of the dam, turning the water a dark…

Shisa Sayensi: Isayensi yeviki 14 July 2016

Isomiso sisilungiselela okuzayo, kutholakale amathambo asebhayibhelini, owesifazane omusha kwi-NASA, konke lokhu kutholakala kwi Shisa Sayensi! Isomiso sisilungiselela ukushintshashintsha kwemozulu Isomiso esesishaye amazwe aseningizimu yezwekazi le Afrika, sibonakala njengethuba lokhuthi lawamazwe akwazi ukuzilungiselela njengoba isimo semozulu siguquka umhlaba wonke. Lona umbono wabacwaningi baseNyuvesi yaseKapa abenza ucwaningo ngomonakalo odalwa isomiso emazweni ase Mozambique nase Namibia. Njengoba isimo…