Ma'aikacin tsaftar Muhalli

Gurbatarwa shine gabatar da abubuwan gurɓatawa a cikin mahalli wanda ke haifar da mummunan canji. Gurbatar yanayi na iya ɗaukar nau'ikan abubuwa masu guba ko kuzari, kamar su amo, zafi, ko haske. Beil, Laura (15 November 2017). "Pollution killed 9 million people in 2015". Science News. Retrieved 29 July 2021.Gurɓatattun abubuwa, abubuwan haɗin gurɓataccen yanayi, na iya kasancewa ko dai baƙin abubuwa/ kuzari ko kuma gurɓatattun abubuwa masu gurɓatawa. Gurɓataccen yanayi galibi ana sanya shi a matsayin tushen tushe ko gurɓataccen tushe mara tushe. A shekarar alif  2015, kuma, gurɓatar yanayi ya kashe mutane miliyan tara 9, a duniya.  Pollution – Definition from the Merriam-Webster Online Dictionary". Merriam-Webster. 2010-08-13. Retrieved 2021-07-29.

 Sigogin Gurbatar Muhalli. 
An tsara manyan sifofin gurɓacewa a ƙasa tare da takamaiman ƙazantar da ta dace da kowannensu:

 Gurbacewar Ruwa.
 Gurbacewar Iska.
 Gurbacewar Haske.
 Gurbacewar Sauti.
 Gurbacewar Kasa.Declaration of the United Nations Conference on the Human Environment, 1972.

 Manazarta.