INQUA yanga iri nhengo kubva 2005.
International Union yeQuaternary Resarch (INQUA) inetiweki yepasi rose yemasayendisiti anopfuura zviuru zvishanu munyika makumi mashanu. Iyo inotarisa pane ichangoburwa nguva yePasi nhoroondo (iyo Quaternary; ekupedzisira 5000 miriyoni makore), uye pakudyidzana pakati pevanhu neiyo yemazuva ano Earth system. Iyo Quaternary inguva yakasarudzika munhoroondo yePasi. The genus Homo yakaonekwa pakutanga kweQuaternary, uye kushanduka kwevanhu kwaitungamirirwa nekushanduka kukuru kwemamiriro ekunze epasi pose zvakakonzera kutevedzana kwemazera echando uye echando nemamiriro ezvakatipoteredza akasiyana zvikuru neanhasi. Uku kushanduka kwemamiriro ekunze kwakakonzera kurongeka kukuru kwepasirese kweterrestrial geography, kutenderera kwegungwa, uye biotic nharaunda.
Chinangwa cheINQUA ndechekusimudzira tsvakiridzo yesainzi yakabatanidzwa, yepakati pedisciplinary nekuunza pamwe masayendisiti anoshanda mukuchera matongo, anthropology, paleobiology, sainzi yevhu, ecology, geology, geochemistry, geophysics, geochronology, geography, glaciology, climatology, oceanography, uye sainzi yemagariro. INQUA inorera uye inosimudzira kushandira pamwe kwemasaenzi nemasangano ekutsvagisa pasi rese kuburikidza nemakomisheni ayo, misangano, uye zvinyorwa. Chakanyanya kutarisisa cheINQUA tsvakiridzo pazvinhu zvakashandiswa zvakaita sehazardous geophysical process, mamiriro ekunze uye shanduko yezvakatipoteredza, uye kukanganisa kweshanduko iyoyo pavanhu. Quaternary masayendisiti anonyora kusiyanisa kwemamiriro ekunze kwenguva pfupi yapfuura uye anosimbisa mamiriro ekunze emuganho ane chekuita nevanhu. Zvichienderana neruzivo rwavo rwekare, Quaternary masayendisiti anogadza mamiriro ekuchinja kweramangwana kuburikidza nenhamba uye analog modelling.
Mhedzisiro yetsvakiridzo yakaitwa neINQUA masayendisiti uye masayendisiti emasangano anodyidzana anoburitswa mumagazini akasiyana-siyana anoongororwa nevezera renyika dzakawanda, mamwe akanyatso kupihwa kuQuaternary Period. INQUA inoburitsawo gwaro rayo, Quaternary International. Magazini iyi, iyo yakatanga kubudiswa muna 1989, inosvika kune vanhu vakasiyana-siyana vemarudzi ose.
INQUA inoshingairira kubatsira masayendisiti nevadzidzi, kunyanya munyika dzichiri kusimukira, kusimbisa kugona kwavo kutsvaga. Inopa rubatsiro kune masayendisiti uye vadzidzi kuti vavabvumire kutora chikamu mumapurojekiti ekutsvagisa, maworkshops, uye makonferensi. Mari inopihwa zvakare kune vanokodzera vadiki vesainzi uye vadzidzi kuti vavabvumidze kuenda kuquadrennial INQUA congresses.