These people had water piped to a dwelling, or got it from a public tap or a protected well. Back to in 1990 only 77% of the world’s population enjoyed such a luxury. In some parts of the world, particularly in Africa, great improvement in the water supply are still needed. About 884 million people are still not using an improved water source, and more than a third of them in sub-Saharan Africa. Eastern Asia has seen the greatest recent progress with 89% of the population in that region now have access to an improved water source, up from just 69% in 1990.