I am just throughing out here ...
Published by Ioannis Sarakiotis, Environmentalist, Environmental Engineer
I am just throughing out here first things that came in mind: Check the Aqua21 tool which is under development by UN Check the EU Waterfarmework Directive and specifically anything related to WASH http://eur-lex.europa.eu/legal-content/EN/TXT/?uri=celex%3A52014DC0177 Directive Try to perform an Life Cycle Assessment over pesticides and fertilizers Best Regards