Glossary

An international treaty joined by 192 countries that has the goal of preventing ‘dangerous’ human interference with the climate system and sets general rules for tackling climate change. 

A natural or man-made site that has outstanding universal value and meets at least one of 10 conditions decided by UNESCO, the United Nations Educational, Scientific and Cultural Organisation. Ireland has two World Heritage Sites: the pre-historic sites of Newgrange, Knowth and Dowth in Co. Meath and Skellig Michael, a religious settlement from the 7 ^th century off the coast of Co. Cork.

Buildup of heat in the atmosphere above an urban area. This is produced by the large concentration of cars, buildings, factories, and other heat-producing activities.