Wilhelm Kirch, B. Menne, R. Bertollini, "Extreme Weather Events and Public Health Responses" English | 2005 | ISBN: 3540244174 | PDF | pages: 319 | 6.5 mb
Handbook of ecological indicators for assessment of ecosystem health By Sven E. Jorgensen, Fu-Liu Xu, Robert Costanza 2005 | 439 Pages | ISBN: 1566706653 | PDF | 11 MB
The Humanure Handbook: A Guide to Composting Human Manure, 2nd edition by Joseph Jenkins English | 1999 | ISBN: 0964425890, 9780964425897 | 302 Pages | PDF | 9.83 MB