Inequality Indoors – Health Risks of Indoor Air Pollution May 7, 2019 / activist360 / Leave a comment Around 3 billion people around the world depend on burning solid fuels or kerosene for household energy, which can have serious negative health impacts when burned indoors. Women and children, primarily in lower income countries, are most at risk from this threat. Switching to cleaner fuels can not only improve air quality and health, but also help reduce gender inequality.