A leading green entrepreneur has put taps at the top of the agenda, claiming that water provision will be a leading topic of the future.Reporting on a recent venture investment conference entitled GoingGreen, water panel coordinator at the event Laura Shenkar wrote on the Greenbiz.com website that more should be done for water planning. The GoingGreen conference, attempting to attract investment to green technologies, reportedly featured only one water panel, something Ms Shenkar thought would seem odd in the future.Proposing the idea of water technologies emerging as a venture investment opportunity in their own right, the entrepreneur did see positive signs of engagement from water management and infrastructure innovations put forward at the conference.The GoingGreen event comes as Ms Shenkars AlwaysOn organisation launches its GoingGreen 100 a shortlist highlighting the top companies in greentech, with water management innovation ranking alone as a category for firms to excel in.Tap water is a crucial provision is all circumstances, with conference participants reportedly discussing means of ensuring continued tap supply by discussing eventualities like the cleansing of polluted storm-water run-offs through pathogen absorption innovations likely to impress in the GoingGreen 100.