West Africas coastal areas host about one third of the regions population and generate 56% of its GDP.
Kenyas Chinese financed diesel train railway cost $3.2 billion for 472 kilometres of track. The more expensive
electric train line from Addis Ababa to Djibouti $3.4 billion – for 756 kilometres.
In East Africa, ocean warming has already destroyed parts of the coral reef where certain species live, and reduced fish stocks. In parts of West Africa rising sea levels have resulted in the flooding of coastal zones.
In East Africa Ethiopia is likely to remain the fastest growing economy, but growth is projected to slow in Tanzania with moderation in investment growth.
Population distribution is very uneven due to soil and terrain variations. The population is generally concentrated in the south and along the major north-south highway connecting the coast to the Sahel