Across the world, access to sanitation is widely considered a basic human right. However, globally one in three people lacks access to what the United Nations defines as safe and clean toilets. That’s 2.5 billion people without sanitation. Observed on November 19, World Toilet Day provides the UN a platform to highlight the importance of toilet access for health, dignity, and safety. We know that a healthy planet and healthy people go hand in hand, and access to sanitation is a crucial cornerstone to environmental health.