Turning gray water green

A simple Israeli system for collecting, treating and reusing household water arrives right on time for global water shortages.

ISRAEL21c
by Karin Kloosterman

The facts on the ground are stark: Israel is in a serious water deficit. The Sea of Galilee is shrinking every year, as are its underground aquifers. Yet water needs are increasing along with energy costs.

One answer to this crisis may be found in the water we send down the sink and bathtub drains. Much of this "gray water" can be lightly treated and reused to flush toilets and water gardens.

Putting that ideal into action on a large scale is the target for Gil Ben-Meir, inventor of the Evergreen gray water solution developed by his company, Green Solutions. Some 150 family Israeli homes have already installed Evergreen. This business owner, working since 2009 on the project, is intent on making a dent in the foreign market with Israel's already well-known water solutions that work.

Speaking at the 15th annual Cleantech Exhibition in Tel Aviv in July, he tells ISRAEL21c that the Evergreen system is a small, affordable and easy-to-maintain gray-water processing device that can treat up to 600 liters of household water a day, or about 150 gallons. Read more »