How Earth might have looked: How a failed Saharan Atlantic Ocean rift zone sculped Africa's mar
Break-up of the supercontinent Gondwana about 130 Million years ago could have led to a completely different shape of the African and South American continent with an ocean south of today’s Sahara desert, as geoscientists have shown through the use of sophisticated plate tectonic and three-dimensional numerical modelling.<img src="http://feeds.feedburner.com/~r/sciencedaily/~4/waz2l8VYz7A" height="1" width="1"/>
