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. 2014 Jan 13;11(1):1034–1048. doi: 10.3390/ijerph110101034

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© 2014 by the authors; licensee MDPI, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

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(a) Ozone-related mortality (deaths per 9 km²) for 1996–2005. A threshold ozone concentration of 40 ppb for mortality has been assumed. (b) Increase in mortality (deaths per 9 km²) for 2051–2060 over mortality in 1996–2005. A threshold ozone concentration of 40 ppb for mortality has been assumed. (c) Ozone-related mortality (deaths per 9 km²) for 1996–2005. A threshold ozone concentration of 25 ppb for mortality has been assumed. (d) Increase in mortality (deaths per 9 km²) for 2051–2060 over mortality in 1996–2005. A threshold ozone concentration of 25 ppb for mortality has been assumed.