Kiyaye dausayi

Kiyaye dausayi yana da nufin karewa da adana wuraren ƙasar da suka haɗa da marshes, swamps, bogs, da fents waɗanda ruwa ke rufewa a kan lokaci ko na dindindin saboda barazana iri-iri daga haɗari na halitta da na ɗan adam. Wasu misalan waɗannan haɗari sun haɗa da asarar wurin zama, gurɓataccen yanayi, da nau'in ɓarna. Wetland ya bambanta sosai a cikin matakan salinity, yankunan yanayi, da kewayen labarin ƙasa kuma suna taka muhimmiyar rawa wajen kiyaye bambancin halittu, ayyukan muhalli, da tallafawa al'ummomin ɗan adam. Tsirrai masu dausayi sun mamaye aƙalla kashi shida na Duniya kuma sun zama batun mai da hankali don kiyayewa saboda ayyukan yanayin da suke samarwa. Fiye da mutane biliyan uku, kusan rabin al'ummar duniya, suna samun ainihin buƙatunsu na ruwa daga wuraren dausayin ruwa na cikin ƙasa. Suna samar da wuraren zama masu mahimmanci ga kifaye da nau'ikan namun daji daban-daban, suna taka muhimmiyar rawa wajen tsarkake gurbataccen ruwa da rage illar ambaliyar ruwa da guguwa. Bugu da ƙari, suna ba da nau'ikan ayyukan nishaɗi daban-daban, gami da kamun kifi, farauta, daukar hoto, da lura da namun daji.

## Wetland ayyuka da kima
Tsirrai masu dausayi suna aiki azaman yanayin halittu masu yawa tare da ɗimbin ayyuka masu mahimmanci waɗanda ke ba da gudummawa ga muhalli da al'ummomin ɗan adam.

Adana ruwan ambaliya da tacewa

Wuraren dausayi na iya taimakawa wajen rage tasirin ambaliya a yankunan saboda aikinsu na ajiyar ruwa. A cewar Ma'aikatar Kula da Muhalli ta Vermont, ciyayi da yawa, musamman waɗanda ke cikin filayen ambaliya, suna da ikon ɗaukar ruwa mai yawa na ɗan lokaci lokacin da yanayin kwararar ruwa. Yayin da aka kwatanta dausayi da soso na halitta a baya, aikinsu ya fi kyau idan aka kwatanta da na tafki. Suna adana ruwan ambaliya da ke malala bisa gaɓar kogi ko kuma ya taru a cikin ƙananan wurare. Yayin da ambaliyar ruwa ke raguwa a hankali, waɗannan ciyayi masu dausayi suna sakin ruwan da aka adana a cikin ƙasa. Wannan aikin kiyaye wasu daga cikin ruwan ambaliya da daidaita saurin da ruwa zai sake shiga cikin rafi zai iya rage girman ambaliya da zaizayar kasa yadda ya kamata. Har ila yau, dausayi yana taimakawa wajen tace ruwa ta hanyar cire abubuwan gina jiki masu yawa, rage jinkirin ruwa yana barin barbashi su zauna daga cikin ruwa wanda za'a iya shiga cikin tushen shuka. Tsire-tsirensu da ƙasa suna kama da ruwa da gurɓatacce, yayin da ƙananan ƙwayoyin cuta masu amfani a cikin dausayi suna rushe abubuwa masu cutarwa. Ta wannan hanyar, waɗannan invertebrates suna iya cire kusan kashi 90% na ƙwayoyin cuta daga ruwa.

## Wurin zama
Tsire-tsire masu dausayi suna taka muhimmiyar rawa wajen samar da wurare dabam-dabam da mahimmanci ga nau'ikan tsirrai da nau'ikan dabbobi, suna zama ginshiƙan bambance-bambancen muhalli. Nau'in kifi da namun daji daban-daban suna amfani da wuraren dausayi ta hanyoyi daban-daban. Wasu sun dogara da wuraren dausayi a matsayin babban mazauninsu, yayin da wasu ke amfani da su a kan lokaci don abinci da matsuguni. Tsirrai masu dausayi suna da mahimmanci ga rayuwar jinsuna da yawa, yayin da suke zama mahimman wuraren zama na yanayi ga wasu. Haɗin kai na ruwa mara zurfi, wadataccen abinci mai gina jiki, da babban aikin farko yana haifar da kyakkyawan yanayi don haɓakar ƙwayoyin halitta waɗanda suka zama tushen tsarin abinci, suna ba da abinci mai gina jiki ga kifaye daban-daban, amphibians, kifin shell, da kwari. Ƙasar dausayi kuma sun kasance wurin da masana kimiyya suka fifita don taimakon ingantawa da gano magunguna. Akwai kimanin kashi 70-80% na mutanen duniya da suka dogara da magungunan ganye da kuma samun kudin shiga daga girbi da cinikin tsire-tsire saboda dalilai na magani. Ko da yake babu wanzuwar kididdigar duniya na nau'in magani na dausayi, White Willow misali ne. Ana amfani da wannan shukar kogin a cikin kayayyakin kula da fata da kuma kasancewar asalin tushen salicylic acid. Bugu da ƙari, yawancin nau'in tsuntsaye da dabbobi masu shayarwa sun dogara da wuraren dausayi don nemo abincinsu, shan ruwa, da kuma samun mafakar zama, musamman a lokacin doguwar tafiya ko lokacin da suke haihuwa.

Rage canjin yanayi

Tsirrai masu dausayi suna taka muhimmiyar rawa da yawa don rage sauyin yanayi ta hanyar tafiyarsu da ayyukansu. Suna kama carbon daga iska lokacin da tsire-tsire suka girma kuma suna kama laka daga ruwa. Ana adana wannan carbon a cikin tsire-tsire, ganye, ƙasa, da laka, wani lokaci na dubban shekaru.[11] A cewar labarin da A.M. Nahlik da M.S. Fennesy, a duk duniya, wuraren dausayi suna riƙe da kusan tan biliyan 700 na carbon, galibi a cikin ƙasan peat, tare da ƙididdigar shekara-shekara na tan miliyan 96. A Amurka, an kiyasta cewa wuraren dausayi na dauke da ton biliyan 11.52 na carbon, kwatankwacin kusan kashi 1% na ma'adanar carbon carbon ta duniya wanda ke nuna karfin ajiyar carbon na filayen dausayi a ma'aunin duniya.

Ayyukan Halittu

Yayin da wuraren dausayi kawai ke rufe kusan kashi 5% na ƙasar Amurka mai daɗaɗɗa, suna tallafawa kashi 31% na nau'in shuka. Ta hanyar dausayi na iya ɗaukar abubuwan gina jiki, za su iya zama masu haɓakar halittu sosai (suna iya samar da kwayoyin halitta cikin sauri). Ruwan ruwa mai dausayi har ma yana kama da dazuzzukan dazuzzukan wurare masu zafi a yawan amfanin shuka.[12] Ƙarfinsu na ƙirƙira ƙwayoyin halitta yadda ya kamata na iya zama mahimmanci ga haɓaka madadin hanyoyin makamashi.

## Manazarta