From the Construct Ireland archives

While the principles of low energy building apply equally for new build and upgrades, the reality is that htting passive levels becomes much trickier when retrofitting. The Passive House Institute have taken this on board and created a retrofit standard that is ambitious but achievable.

A cursory browse through Dublin Civic Trusts website and one is all too quickly reminded of the constant threat to our Architectural heritage

Kevin O’Flaherty’s development overlooking Galway Bay combines impressive energy saving techniques with the sorts of features that buyers of high-spec homes have grown to expect, as John Hearne discovers.

Completed in October 2006 the headquarters of the Netherlands chapter of the World Wide Fund for Nature (WWF) is nothing if not a striking building. It also happens to be one of the single most sustainable buildings created in recent years. Construct Ireland continues its series of examining internationally significant sustainable buildings, with Jason Walsh putting questions to the building's architects, Amsterdam-based RAU.

The Department of Agriculture’s new Food Safety Centre is a deceptively simple building that combines natural ventilation and lighting with energy efficiency - all on a designed natural landscape that seeks to both boost biodiversity and prevent flooding. Lenny Antonelli visited the County Kildare site to find out more

Lenny Antonelli visited a recently refurbished complex of social housing flats in Galway city that has combined excellence in urban regeneration with energy efficiency and major strides towards sustainability

Ramon Arratia, sustainability director for InterfaceFLOR in Europe, Middle East, Africa & India

With great attention to energy, materials and water, ABK Architects’ new civic precinct shows that smart green design can show no sign of compromise

As the organisation entrusted by OECD countries to predict future global energy supplies, the International Energy Agency’s projections have significant impact on energy policy around the world. IEA officials recently told The Guardian that the organisation’s figures on oil supply had been inflated and that oil peak is happening. Richard Douthwaite assesses the fall out

G rated Limerick semi-d upgraded to A3 with full envelope & heating system upgrade