Tracking the spread of the deadly Ebola virus

The spread of the Ebola virus has devastated West African countries including Liberia and Sierra Leone, having claimed more than 10,000 lives. Transmission of the virus has been confined to a narrow corridor in Guinea and Sierra Leone, though the WHO cautions that the residents in these regions are highly mobile.

The heat map below shows countries with Ebola cases and deaths. Select the coloured countries to view a chart that shows the progression of the outbreak in that region.