A view from Space: using satellites to manage water

by Mcebisi Mkhwanazi For decades, satellite imagery has been used for environmental monitoring, with water management being one of the areas of application. For example, many are familiar with the Landsat images showing Lake Chad in Africa shrinking over the years. Now satellites are used for more than just providing visual images. This paper discusses…

Why desalination might change the way we think about water

by Ronan Killian McGovern. Seawater desalination – the filtering of water from the sea – is one of the world’s rapidly growing supplies of freshwater, with world production growing at over 10% per annum in the last decade, as shown in the figure inset. Historically, desalination developed as a means of providing freshwater in arid…