Percentage of the world's population expected to live in cities by 2050

Number of bodies of drowned migrants recovered in one day by Libyan Red Crescent in early February

Percentage of diseases in developing countries caused by poor sanitation and unsafe drinking water

Number of people estimated to move every day to an urban slum in the developing world

Number of people currently believed to be living in informal settlements and slums without adequate access to healthcare, clean water and sanitation

Number of individuals aged 60 or above by 2050, three times more than the estimated 2000 figure of 600 million people in that age group.

Number of people worldwide who still lack crucial water and sanitation facilities