Adadin kunkuru a duniya ya faɗi ƙasa da tarihi. Nau'in dabbobi masu rarrafe suna cikin hadari bisa ga jerin sunayen kungiyar masu kiyaye muhalli ta duniya saboda raguwar filayen kiwo ga mata, tattara kwai da farautar farauta. An rarraba kunkuru a cikin Littafin Ja a matsayin "Mai Haɗari". Wannan yana nufin cewa waɗannan nau'in sun haɗu da wasu "ka'idojin jerin abubuwa". Dalili: "an lura ko raguwar yawan jama'a aƙalla 50% a cikin shekaru 10 da suka gabata ko ƙarni uku, duk wanda ya fara." Saitin matakan da kungiyar masana kimiyya ta duniya ke amfani dasu don tantance yanayin jinsin yana da rikitarwa ba kuma ba tare da rikici ba. Researchungiyar Binciken Kunkuru na ɗaya daga cikin ƙwararrun ƙwararrun ƙwararru sama da 100 da keɓaɓɓun ƙungiyoyi waɗanda suka haɗu da Hukumar Tsirar Tsire-tsire kuma suna da alhakin gudanar da kimantawa waɗanda ke ƙayyade matsayin kiyayewar kunkuru. Wannan bayanin yana da mahimmanci saboda asarar rabe-raben halittu na daya daga cikin rikice-rikicen da ke faruwa a duniya, kuma akwai karuwar damuwar duniya game da albarkatun halittu wadanda dan adam ya dogara da su don rayuwarsu. An kiyasta cewa a halin yanzu yawan bacewar halittu ya ninka sau 1,000 zuwa 10,000 sama da yadda ake zabar yanayi.
Asiya ta Tsakiya
Fadama
Giwa
Gabas mai nisa
Koren
Loggerhead (loggerhead kunkuru)
Bissa
Atlantic ridley
Bighead
Malay
-Uya biyu (alade-hanci)
Cayman
Dutse
Bahar Rum
Balkan
Na roba
Yagged Kinyx
Gandun daji
Kammalawa
Samun damar samun sabbin bayanan Kundin Kundin bayanai game da halittu daban-daban yana da mahimmanci ga gwamnatoci, kamfanoni masu zaman kansu, kamfanoni da cibiyoyi don yanke shawarar muhalli. Bayanai game da nau'ikan halittu da tsarin halittu suna ba da damar cibiyoyin da ke da alhakin amfani da albarkatun ƙasa su zana yarjeniyoyin muhalli waɗanda ke tabbatar da amfani da albarkatu cikin hankali. Ba da dadewa ba, shaidun tarihi sun bayyana yawan kunkuru a matsayin "mara karewa." Bayanan matukan jirgi na ƙarni na 17-18 sun ƙunshi bayani game da tarin kunkuru, don haka suna da faɗi da yawa cewa kamun kifin ba zai yiwu ba, har ma da zirga-zirgar jiragen ruwa yana da iyaka. A yau, wasu daga cikin mafi yawan al'ummomin kiwo a duniya waɗanda ba a taɓa bayyana su ba sun ɓace ko kusan sun ɓace. Misali, ka yi la’akari da sanannen mulkin mallaka na kunkuru na tsibirin Cayman, wanda ya kasance mai yawan kiwo a cikin mafi girman yankin Caribbean. Hanyar ta jawo hankalin mutane zuwa tsibirin a tsakiyar shekarun 1600. A farkon 1800s, babu sauran kunkuru da suka rage a yankin. Barazana sun daɗe suna taruwa kuma suna tashi a ko'ina, sabili da haka, raguwar gida a cikin yawan kunkuru sakamakon sakamakon abubuwa ne na ciki da na waje. Ana aiwatar da matakan kiyaye dabbobi masu rarrafe a kasashen duniya da kuma cikin gida.
