See http://www.renewablesfirst.co.uk/introduction-to-micro-and_small-scale-hydro-power.html?gclid=CPvp4vnvsqgCFcod4QodaEVwCQ
for a full service of Hydropower design and installation
for a full service of Hydropower design and installation
Firstly I would like to congratulate you that you dared to write on this serious and significant topic. Secondly, your writing has an ease that clearly express how good a writer you are.