http://donovan.hnri.info/Studies/donovan_et_al.EAB.pdfThe study, which is published in the American Journal of Preventive Medicine, involved data from 1,296 counties spread over 15 states. Researchers examined how many deaths from heart and respiratory disease occurred over 18 years.
The researchers found an association between areas that had been affected by the emerald ash borer beetle -- which kills trees, leaving areas treeless -- and 15,000 more deaths from heart disease and 6,000 more deaths from respiratory disease.
http://www.nrs.fs.fed.us/news/release/t ... -pollutionResearchers valued the human health effects of the reduced air pollution at nearly $7 billion every year
Esto último es precisamente un problema, si los árboles reducen gasto en fármacos produciendo un ahorro que no interesa...
Nah, mejor pastillicas pal colesterol.