Development specialists are sounding the alarm. The pandemic will not be stopped unless we provide safe water to the world’s most vulnerable people, according to UN experts. Soap and clean water are part of the arsenal of weapons we can deploy on the frontlines of the battle to halt the virus’ spread. Yet Covid-19 continues to pose an unprecedented threat to more than 2 billion of the world’s poorest people who lack the access to safe water, sanitation, and health services (WASH) needed to protect them during infectious disease outbreaks, according to the World Health Organization.

Last year, four rivers were granted legal rights: the Whanganui in New Zealand, Rio Atrato in Colombia, and the Ganga and Yamuna rivers in India. These four cases present powerful examples of the increasing relevance of rights-centered environmental protection. Like corporations, which have legal rights in many jurisdictions, these rivers are rights-bearing entities whose rights can be enforced by local communities and individuals in court. But unlike corporations, these rights are not yet recognized in international treaties. Which raises the question: what are the implications of rights for nature for international environmental law?