Urban growth rate in Africa

Africa’s urban centres are currently growing at an annual rate that is the fastest compared to other regions. The urban expansion is expected to…

Historical population trend, Grahamstown 1840-1980

While the white population were the majority in the early period of Grahamstown, South Africa, they were outnumbered around 1920. Historically, the non-white population…

Slum population in urban Africa

One of the major challenges of urbanisation in Africa is the rapid expansion of areas of informal settlements. These slum areas tend to lack…

Urban population trends, Kenya and Nairobi

As the total urban population of Kenya continues to grow, the capital of Nairobi still harbours the largest share of the country’s urban population.…

Access to water in urban Africa

Improved water sources, defined as “one that is protected from outside contamination” (WHO/UNICEF 2010), is essential for ensuring the health of Africa’s urban dwellers.…

Icebergs in Uummannaq, Greenland

The Arctic is a highly sensitive region that is being profoundly affected by the changing climate. Temperatures in this region are rising twice as…

Icebergs in Uummannaq, Greenland

Glaciers in West Greenland are melting faster at the point where ice meets the sea compared to above the surface. This suggests that under-sea…

Iceberg, Ilulissat Icefjord

Jakobshavn Glacier in the Ilulissat Icefjord holds the record as Greenland's fastest moving glacier and is a major contributor to the mass balance of…

Icebergs in Uummannaq, Greenland

A study by NASA's Jet Propulsion Laboratory in 2010 put Greenland and Antarctic Ice sheets as the dominant contributors to sea level rise, ahead…

Detail of glacial ice

According to available imagery dating back to 1964, Store Glacier has not significantly changed its front position in recent history. In Greenland as a…