OECD Observer
World Water Day: City slickers and water security

Water infrastructure (particularly piping) in our cities is old, cracking and needs to be upgraded. In some cities, leakage from distribution networks is as much as 40%.

Water security is providential: globally 1 billion people have no clean drinking water (that’s double the population of the EU) and 2.5 billion lack access to basic sanitation. 20 million people in the São Paulo region don’t know if they’ll have a reliable water supply in the coming months. The number of people at risk from floods is projected to rise from 1.2 billion today to around 1.6 billion in 2050 (nearly 20% of the world’s population). The economic value of assets at risk is expected to be around $45 trillion by 2050, a growth of over 340% from 2010. From a global perspective, the level of water risk protection that OECD city dwellers enjoy is remarkable. The question is, can it last? By Xavier Leflaive More...