The Gambia is a small fragile country in West Africa. Stretching 450 km along the Gambia River, its 10, 689 sq. km area is surrounded by Senegal, except for a 60 km Atlantic Ocean front. The country has a population of 2.1 million. With 176 people per square kilometer, it is one of the most densely populated countries in Africa. Most of the population (57%) is concentrated around urban and peri-urban...