In some cases, profitability do not exist and incentives or taxes from the national authorities and from the markets can be required to allow the agro-industries to implement sustainable solutions, knowing that effluent and waste valorization is the only long-term sustainable way for both industries and environment, what means for the Humanity.
In the case of the tropical agro-industry, after decades of practical experience, EVE founders developed the disruptive concept of ZDM (Zero Discharge Milling): all waste and effluents are transformed into biofertilizers or animal feed, with/without energy generation.