Chad, in central Africa, is the world’s most polluted country, while California has the worst air pollution in North America, ...

Set in a dry and dusty landscape, Mongo is a town of 40,000 people, in Chad, a landlocked country in central Africa. Average life expectancy, at 51, is about 30 years lower than in the UK.

One country that has much to offer but still does not attract that many tourists is Chad. The country is completely landlocked in Central Africa and is the fifth largest on the continent ...

Africa as a whole is often featured heavily ... 1.6 million of which live in the capital and the largest city, N'Djamena. Chad has several regions, with the Sahara desert in the north, an arid ...