WHO’s Global Health Observatory provides useful maps and charts on:
- Exposure to household air pollution, More than half of the world’s population rely on solid fuels (wood, coal, dung) for cooking.
- Mortality and burden of disease, In 2004, indoor air pollution was responsible for 2 million deaths, and 2.7% of the global burden of disease.
Link: http://www.who.int/gho/phe/indoor_air_pollution/en/index.html
