What they have done in Japan, which I find so inspirational, is they've brought the toilet out from behind the locked door. They've made it conversational. People go out and upgrade their toilet. They talk about it. They've sanitized it.
I'd grown up thinking that a [sanitary toilet] was my right, when in fact it's a privilege - 2.5 billion people worldwide have no adequate toilet.
Half of the hospital beds in sub-Saharan Africa are filled with people suffering from what are generally known as water-related diseases.
In 2000, twice as much water was used throughout the world as in 1960. By 2050, half of the planet's projected 8.9 billion people will live in countries that are chronically short of water.