![School children wearing masks wash their hands and get their temperatures checked as they arrive to appear for exams in India [File: R S Iyer/AP]](/wp-content/uploads/2020/08/45314626a4d149b49060d0d3ebbf93c8_18.jpeg?resize=570%2C380)
Some 818 million children at increased risk of being infected with COVID-19 when schools reopen, UN agencies warn.
Sanitation
![On a roll: Toilet paper manufacturers are trying to step up production, but cross-border delays mean logistical backlogs are building [Ashley L Conti/Reuters]](/wp-content/uploads/2020/04/7b92095036164372a73e96c90b341595_18.jpeg?resize=570%2C380)
Manufacturers are feeling flush as coronavirus hoarding leads to a run on toilet paper.
![Sayaba Kunchikorwe has been reporting to work daily as the work he does comes under the essential services exempted from the country-wide lockdown called by Modi [Shone Satheesh Babu/Al Jazeera]](/wp-content/uploads/2020/03/03c37cd48d174dccae181cac677e6d71_18.jpeg?resize=570%2C380)
Sanitation workers collect garbage and clean sewers, often without masks, gloves or boots, or risk losing income.
![The theme for World Toilet Day 2019: "Leaving No One Behind" intends to emphasize the importance of expanding sanitation access to the more than 4.2 billion people living without safely managed sanitation [File: Jorge Silva/Reuters]](/wp-content/uploads/2019/11/c241e880c7b648cd96bfe5314932dde7_18.jpeg?resize=570%2C380)
More than 4 billion people lack access to proper sanitation, and that limits economic growth.
An eccentric entrepreneur is determined to provide better sanitation for millions of people who lack proper toilets.
![A man carrying water while going to defecate in the open in Greater Noida on the outskirts of New Delhi [File: RS Iyer/AP]](/wp-content/uploads/2019/10/0e011aaecc37489f9f29e98ac351a153_18.jpeg?resize=270%2C180)
PM Narendra Modi declares India ODF on Mahatma Gandhi’s 150th birth anniversary but experts remain sceptical.
Streets in Nairobi slum are littered with human waste, prompting locals to develop innovative solutions to the problem.
![The crisis saw BJP vowing to build 5 million toilets in first 100 days of its rule [Betwa Sharma/ Al Jazeera]](/wp-content/uploads/2014/09/201491142744792734_20.jpeg?resize=270%2C180)
Over 100 toilets are built months after alleged rape and death of two girls as they walked out to answer nature’s call.
![Rights groups have called for an end to practice of low-caste Indians manually collecting human waste [AFP]](/wp-content/uploads/2014/08/20148259194714734_20.jpeg?resize=270%2C180)
India’s lower castes suffer as tradition of clearing human waste continues despite parliament passing a law against it.