Venting opinions

Why ventilation requirements of buildings regulations must be overhauled
Whilst great strides are being made in upgrading energy performance requirements under Part L of the Building Regulations, the issue of ventilation has remained largely ignored by legislators for years, leaving designers with antiquated standards to work to. At its worst, efforts to air-tighten and increase the insulation of homes is being undermined by the absurd practice of knocking holes in walls. John Hearne looks into what changes need to be made to modernise Part F.

Well Oiled

Oil supply increases but prices remain high

Ryan welcomes ESB greening

Energy Minister Eamon Ryan has welcomed the approval by the Board of ESB of a Strategic Framework to 2020 which should see the electricity supplier halve its carbon dioside emissions.

Massive ice shelf on verge of break-up

An ice shelf about the size of Connecticut is breaking up and "hanging by a thread" from the Antarctic Peninsula because of global warming, the British Antarctic Survey said on Tuesday.

New climate talks end with no sign of consensus

The fourth meeting of the "Gleneagles dialogue" on global warming ended last week with no sign of a consensus on a new global climate policy after the Kyoto protocol on greenhouse gas emissions expires in 2012.