SciDev.Net: Unless water occupies a more central role in decisions regarding crises such as climate change and food security, a global water shortage could ensue — leading to political conflict and insecurity, says a new report. It summons leaders in government, the private sector and civil society to put water at the heart of their thinking, stressing water’s essential role in achieving sustainable development and the Millennium Development Goals. The report, ‘Water in a Changing World’, …