The topic for the book with such teasing title  was selected due to outstanding flood that took place on transboundary Amur River in summer and autumn of 2013 and need to explore feasible options for integrated flood management jointly implemented by Russia and China.
Now, as in September 2016 the “Lionrock” typhoon again brought havoc to  villages and towns of the Far East and helpless  management agencies instead of concerted action started are again discussing “flood-prevention hydropower”, we should remove brackets in the book title: “Lessons Unlearned”. But our …