The East African Rift The Albertine Rift, the western branch of the East African Rift, extends from the northern end of Lake Albert to the southern end of Lake Tanganyika.
In 2005, a rift of 500 metres (1,640 ft) long, and 60 metres (197 ft) deep was formed in just a few days when a volcano, situated in the north of what region, erupted?
What is the overall name for a branch of applied mathematics used to study behaviour in strategic situations, in which an individual's success in making choices depends on the choices of others?