California, Brazil and South Africa have all recently experienced major drought, threatening serious disruption to supplies for major cities ('Day Zero' events).
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/postponing-day-zero-investment-water-efficiency-will-keep-taps-running
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/phys
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-supply
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drinking-water
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drinking-water-scarcity
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/south-africa
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/brazil
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/california
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/droughts
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-management
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/africa