Shervin Hashemi Seoul National University, Republic of Korea, Secretary and Editor Read full biography HealthSDGs Shervin Hashemi November 18, 2021 World Toilet Day 2021: how can technologies deliver sustainable sanitation for all? Despite recent progress, we’re still facing a global sanitation crisis. According to WHO/UNICEF currently almost half of the global population (46%) still does not have access to safely managed sanitation services. Reaching SDG ...