| http://www.w3.org/ns/prov#value | - As a rule, this biomass is burned with low efficiencies of only 10 to 15%, while high levels of indoor pollution from open fires lead to health problems of the people exposed, mostly women, children and the elderly.According to the World Health Organisation, air pollutants and emissions from burning biomass and coal cause the death of 1.6 million people annually, significantly more than the number
|
