A child collects clean water in Delmas, east of Johannesburg following an outbreak of the deadly typhoid virus.
The danger with typhoid is that symptoms are quite insidious and mimic those of other infectious diseases.
Newly built toilets at Harper transit site in Liberia.
While everyone needs access to proper sanitation to stay healthy, for girls and women it is also an issue of safety and equal participation in society.
Children in Ethiopia wash their hands outside a school latrine.
More than two billion people lack access to decent sanitation. Innovative sanitation technologies can bring toilets into the 21st century with benefits for the developing and developed world.
Ruin of a second-century public toilet in Roman Ostia.
Fr Lawrence Lew, OP
Archaeological and textual detective work is filling in some information about how ancient Romans used and thought about their sewers thousands of years ago.
The treacherous toilet.
Public 'restroom' is a euphemism of the highest order.
Poor sanitation leads to diseases like malnutrition and stunted growth in children. It also makes them sick and unable to attend school.
We know that Africa's cities need better sanitation. But is the global focus on private rather than shared toilets really the best approach?
Residents of Kigali, the capital of Rwanda. Sanitation in the city is extremely poor.
Sanitation is a massive problem in East Africa. On the supply side there are a host of problems which are preventing people from accessing decent sanitation.
The disease can only occur when contaminated water goes up into the nose.
Amoebas are ancient bugs that predate multicellular organisms that often hide in water and mud.
Many schools in Kenya force girls to wear light-coloured uniforms. These show menstrual stains more easily, which shames the girls into staying away from school.
The inclusion of menstrual hygiene in the Sustainable Development Goals marks an important step forward, but to what extent will it address the issue of schoolgirl absenteeism?
Improving maternal mortality and ending preventable deaths in children are some of the health targets in the Sustainable Development Goals.
Department of Foreign Affairs and Trade/Flickr
Health has secured its place as one of the 17 Sustainable Development Goals. But without clear mechanisms to report, finance or engage other sectors, could more end up as less?
New Delhi’s Yamuna River, like much of India’s water, is polluted. The world urgently needs low-carbon ways to clean things up.
Much of the world still lacks access to proper sanitation and clean water - an issue that needs urgent action. But without low-carbon technologies, clean water could come at the expense of the climate.
Millions of people in Africa don’t have access to adequate sanitation.
Despite improvements, there are still millions of people without adequate sanitation in Africa. Sustainable solutions that can be replicated elsewhere are being developed in South Africa.
If achieved, the huge task of cleaning up India will significantly contribute to improving public health.
India's Modi-led progress on sanitation, rivers and life insurance is overshadowed by the need for a professionally staffed public health service.
A woman stands outside a makeshift toilet built by a resident of a slum colony based on the bank of the Yamuna River, India.
Indian prime minister Narendra Modi has wowed audiences in Australia during his recent visit and used the occasion to remind people of his plan to provide a toilet at home for all Indians by 2019. The…
Lack of proper sanitation, as in these homes in Dhaka, Bangladesh, creates all sorts of risks to social and economic wellbeing.
It’s 2014. So why do we still need World Toilet Day? Because 2.5 billion people still need one. World Toilet Day remains a critical means to raise awareness globally about one of the many important things…
Any analysis worth its salt of what it means to be poor will include indicators explicitly linked to health – nutrition, for example, or mortality rates. But in reality, the many different aspects of poverty…
What toilet? In this refugee camp, children play in the holes dug for latrines.
Why does one third of the world’s population have inadequate sanitation? Hopefully I can shed a bit of light on this. You see, my work is shit – literally – which is why I call myself a water, sanitation…
Trouble is brewing underneath the city.
London’s sewerage system is one of the wonders of the industrial world, and a prize example of great Victorian feats of engineering. The system was designed by the visionary Chief Engineer of the Metropolitan…
Using copper objects in hospitals reduces infection rates, a US study has found. Patients were randomly assigned to rooms…
A new solar energy technology has been developed that uses nanoparticles to convert sunlight directly into steam. The “solar…