Òtù Na-enye Ndụmọdụ na Greenhouse Gases
The Advisory Group on Greenhouse Gases, nkè e guzobere n'afọ 1986, bụ òtù ndụmọdụ màkà nyocha nké ọmụmụ ihe n'ime mmetụta greenhouse.  Ọ bụ International Council of Scientific Unions, United Nations Environment Programme, na World Meteorological Organization guzobere otu ahụ iji soro aro nkè nzukọ mba ụwa nke nyocha nke ọrụ carbon dioxide na gas ndị ọzọ na-ekpo ọkụ na mgbanwe ihu igwe na mmetụta ndị metụtara ya, nkè emere na Villach, Austria, n'ọnwa Ọktoba afọ 1985.

Ndị otu asaa ahụ gụnyere ónyé Sweden na-ahụ màkà ihu igwe Bert Bolin na ónyé Canada na-ahụ Màkà ihu igwe Kenneth Hare.

Ìgwè ahụ nwèrè nzukọ ikpeazụ ya n'afọ 1990.  Ọ bụ Intergovernmental Panel on Climate Change ji nwayọọ nwayọọ dochie ya.

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