Open fires and poorly balanced pots are also hazardous to the families that use them.
Lucian Coman/Shutterstock
The number of people using mainly polluting fuels in sub-Saharan Africa is rising at an alarming rate and is due to exceed 1 billion people by 2025.
Nepal: switching from firewood to electricity will lower the environmental impact of cooking.
paul prescott / shutterstock
Firewood and charcoal are replaced with more energy-efficient electricity.
Tubeho Neza community distributions of household water filters and cookstoves in western Rwanda in 2014.
Evan Thomas
The Tubeho Neza programme has showed that it is possible to provide interventions against major diseases to vulnerable households.