at the last assessment in 2020, more than a quarter of people around the globe still lacked access to safe drinking water, while 3.6 billion lacked access to safely managed sanitation services. the report says the water crisis is worst in low—income countries. for example, an estimated 70% of the population of sub—saharan africa lacks safe drinking water services. also at the summit is american actor and co—founder of the nonprofit water.org, matt damon. let�*s hear what he had to say in an interview on the margins of the conference. it�*s a massive issue that touches everything that affects women and girls. and they are disproportionately affected by this and the lower millions of girls are not in school because of this because they are collecting water. with more on the un�*s aims at the conference, here�*s aruna iyengar...