The Center for International Environmental Law (CIEL) bụ òtù iwu gburugburu ebe obibi na-enweghị uru nke ọha na eze nke dị na Washington, DC, nwere ọfịs na Geneva, Switzerland.[1] E hiwere ya na 1989.[2] Ndị otu CIEL na-ezube iji "ike iwu chebe gburugburu ebe obibi, ịkwalite ikike mmadụ, ma hụ na ọha mmadụ ziri ezi ma na-adịgide adịgide. CIEL na-achọ ụwa ebe iwu na-egosipụta njikọ dị n'etiti ụmụ mmadụ na gburugburu ebe obibi, na-akwanyere ókè nke mbara ala ùgwù, na-echebe ùgwù na nha nhata nke onye ọ bụla, ma na-agba ndị niile bi n'ụwa ume ibi na ibe ha.[3] Ha na-enyere aka ịkụziri òtù, ụlọ ọrụ, na ọha na eze ihe gbasara gburugburu ebe obibi ma na-eme nchọpụta nke ha.[3] Carroll Muffett bụ onye isi oche na onye isi oche nke CIEL kemgbe Septemba 2010.[4][5] CIEL na mmemme ọzụzụ iwu.[6][7][8]
Enwere ike kewaa ọrụ CIEL na mmemme anọ: Ọnọdụ ihu igwe na ike; Ahụike gburugburu ebe obibi; Akụ na ụba fossil, na ndị mmadụ, ala na akụ.[1] Omume iji chebe gburugburu ebe obibi na ikike mmadụ gụnyere "ịrụkọ ọrụ ọnụ iji melite ụkpụrụ nchekwa, ịbawanye ohere ịnweta ozi site na Early Warning System, yana ịkwado nkwado na mkpesa nke obodo na usoro ịza ajụjụ nke ụlọ akụ dị iche iche".[9] Mpaghara ndị na-adọrọ mmasị gụnyere ụdị dị iche iche, kemịkal, mgbanwe ihu igwe, ikike mmadụ, ikike gburugburu ebe obibi, ụlọ ọrụ ego mba ụwa, iwu na obodo, plastik, na azụmahịa na mmepe na-adịgide adịgide.[10]
CIEL ebipụtala ọtụtụ akụkọ nyocha na isiokwu. Smoke and Fumes (2017) nyochara mbọ ụlọ ọrụ mmanụ na gas na-agba iji kwado sayensị na mgbasa ozi nke ịgọnahụ ihu igwe, a kpọtụrụ ya aha na ikpe ihu igwe megide ndị isi carbon.[11][12][13] Plastic & Health (2019) na Plastic & Climate (2019) egosila n'akwụkwọ ndị na-achọ ịkọwa mmetụta nke nsogbu plastik na ahụike, ihu igwe, na gburugburu ebe obibi.[14][15][16][17] Na 2020, Pandemic Crisis, Systemic Decline nyochara mbọ ụlọ ọrụ mmanụ, gas, na petrochemical na-agba iji ọrịa COVID-19 maka uru nke ha.[18][19] N'afọ 2022, e bipụtara Pushing Back, akụkọ banyere mmepe nke ụlọ ọrụ petrochemical na ihe nke ahụ pụtara maka obodo.[20][21]