Links:
[1] http://www.cambridge.org/gb/academic/subjects/earth-and-environmental-science/hydrology-hydrogeology-and-water-resources/water-ecosystem-services-global-perspective
[2] https://www.elsevier.com/books/climate-change-air-pollution-and-global-challenges/matyssek/978-0-08-098349-3
[3] http://eu.wiley.com/WileyCDA/WileyTitle/productCd-1118296176.html
[4] http://www.unep.org/yearbook/2012/
[5] http://www.hutton.ac.uk/sites/default/files/files/education/croftingbook/pageflip.html
[6] https://www.hutton.ac.uk/staff/maria-nijnik
[7] https://www.hutton.ac.uk/staff/helaina-black
[8] https://www.hutton.ac.uk/staff/lorna-dawson
[9] https://www.hutton.ac.uk/staff/willie-towers
[10] https://www.hutton.ac.uk/research/departments/social-economic-and-geographical-sciences/crew-projects