As floods and droughts grow deadlier, ancient wisdom from Korea’s rain gauge and India’s harvesting traditions reminds us why the world needs a UN Rain Day.
- Professor of Environmental Engineering, Seoul National University
Sewage leaks, rundown communal outdoor toilets and breakdowns in water systems are causing public health disasters across Africa.
Existing toilets aren’t a good fit for parts of sub-Saharan Africa because many areas lack water and there’s often no proper plumbing.
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