Author: Ollan Herr

The population of the world depends on having enough phosphorus. Unless we recycle it there will be food price inflation, eventually food shortages and probably famine.

What is Phosphorus: Phosphorus is a natural resource used as a fertiliser in the production of food.  Almost all phosphorus rock is mined in countries outside of Europe, making the EU potentially vulnerable to a future phosphorous and therefore a food shortage.   What is the phosphorus problem?: Phosphorus is key element in fertilizer for the production of food crops. As the...

Want a simple rain water harvesting system with less moving parts and less potential maintenance issues? Architects need to design with this in mind.

The talk about probable future rising oil prices and the recent debate about water charges in Ireland might give reason for some to plan for long term sustainability issues; such as reducing energy use and water use. But there is another reason to be interested in a simple pump free systems – there are less things which can go wrong...

The Danish are turning urine into beer – should Ireland also be taking the piss?

An article in the Irish times last week looked at how Copenhagen microbrewer Nørrebro Bryghus collected 54,000 litres of urine from festival-goers in order to make a beer caller “Pisner”. The urine was transformed into fertiliser and yielded it into 11 tonnes of malting barley. After harvesting and brewing the malting barley, the beer will hit the market in June this year....

Treating Grey Water from a busy restaurant in Ireland using a Herr Reed Bed; to be recycled and reused safely for toilet flushing

A Working Example in Dublin A Herr Reed Bed System was installed in 2013 to treat the grey water at the Airfield Trust farm in Dundrum, Dublin, Ireland in 2013. Airfield has 40 acres of fields, farm animal enclosures, formal gardens and a visitor centre for the many day visitors who arrive at this family-friendly city-surrounded green space. www.airfield.ie  ...

The “Polluter Pays Principle” should permit home owners to “avoid” making waste water pollution

In a headline article in The Irish Times on the 1st June 2016, it states that the abolition of the charges would put Ireland in breach of European rules on the water framework directive and Europe’s “polluter pays” principle. What is the Polluter Pays Principle?  In 1992 at the Rio Declaration on Environment and Development – Principle 16 states:  “National...

Irish Glass Bottle site in Dublin: decentralised waste water

Should a system to permanently reduce Irish Water charges be provided for the Irish Glass Bottle site in Dublin? In a recent Irish Times article, Ronan McGreevy writes “Irish Water says households are still liable for bills. Utility states customers must pay outstanding balances despite suspension of charges”. Olivia Kelly, also for the Irish Times, reports: “The redevelopment of the former Irish Glass...

Irish Water needs to address a wider set of environmental goals than simply water treatment and leaking pipes when spending tax payers money

In Cliff Taylor’s recent Irish Times article, “Water deal thwarts new way to raise money for infrastructure“, he summarizes his article by saying that the likely compromise between Fianna Fáil and Fine Gael will either mean less money for water or less for other areas of economy. How will any future investment in Irish Water be spent? I think that...