International Geographical Union (IGU) na-akwalite ọmụmụ banyere nsogbu ala; na-amalite ma na-ahazi nyocha mpaghara chọrọ nkwado mba ụwa; na-akwalite mkparịta ụka na mbipụta sayensị; na-enye maka ikere òkè nke ndị na-ahụ maka geographers na ọrụ nke òtù mba ụwa dị mkpa; na-eme ka nnakọta na mgbasa ozi nke data mpaghara na akwụkwọ dị na na n'etiti obodo ndị otu ya; na-akwalite International Geographical Congresses, Regional Conferences na specialized symposia metụtara ebumnuche nke IGU; ma na-ekere òkè n'ụdị ọ bụla ọzọ kwesịrị ekwesị nke mba ụwa nke na-eme ka ọmụmụ ihe na ntinye nke ọdịdị ala.
Emere International Geographical Congress nke mbụ na Antwerp na 1871. Nzukọ ndị sochirinụ mere ka e guzobe nzukọ na-adịgide adịgide na 1922. Asụsụ ọrụ IGU bụ Bekee na French. IGU na-akwado Congresses, Regional Conferences na Thematic Conferences nke na-eme ka ndị na-ahụ maka geographers si gburugburu ụwa na-ekwu maka isi okwu. Nzukọ IGU zuru ezu, nke a na-enwe na mkpakọrịta ya na Congress quadrennial ọ bụla na nke nwere ndị otu zuru oke na ndị na-ekiri ihe karịrị mba 100, bụ ikike kachasị elu nke IGU. A na-eduzi ọrụ nyocha nke IGU site na ya karịa 45 Commissions nke, n'okpuru nlekọta nke oche na kọmitii na-eduzi, na-ekwu okwu ndị na-agbasa n'ụzọ zuru ezu nke ịdọ aka ná ntị. International Geographical Union bụ otu 1 onye otu International Science Council (ISC) na nke International Council for Philosophy and Human Sciences (CIPSH).