Kevin Trenberth

**Kevin Edward Trenberth** CNZM (an haife shi 8 Nuwamba 1944 a Christchurch, New Zealand) ya yi aiki a matsayin masanin kimiyyar yanayi a cikin Sashin Nazarin Yanayi a Cibiyar Nazarin Yanayi ta Amurka (NCAR). Ya kasance jagorar marubucin 1995, 2001 da 2007 IPCC rahotanni. Ya kuma taka muhimmiyar rawa a cikin Shirin Binciken Yanayi na Duniya (WCRP), misali a cikin shirinsa na Tropical Oceans Global Atmosphere (TOGA), da Climate Variability and Predictability (CLIVAR) shirin, da kuma shirin Global Energy and Water Exchanges (GEWEX).

Trenberth ya buga wallafe-wallafe da yawa (bugu 634, bidiyo huɗu, da bulogi da kwasfan fayiloli da yawa tun daga Nuwamba 2023). Bugu da kari, wasu masana kimiyya ma sun ba da labarin aikinsa sosai wanda aka nuna ta h-index na 136 (takardu 136 suna da ambato sama da 136) a cikin 2023.

Trenberth ya karɓi Medal na 2017 Roger Revelle daga Ƙungiyar Geophysical ta Amurka don aikinsa kan batutuwan canjin yanayi. A cikin Sabuwar Shekarar Sabuwar Shekara ta 2024, an nada Trenberth Abokin Tsarin Girmama na New Zealand, don sabis ga ilimin lissafi.

Trenberth yana da New Zealand da ɗan ƙasar Amurka.

## Rayuwar farko da ilimi
An haifi Trenberth a cikin Christchurch akan 8 Nuwamba 1944, ɗan fari na Ngaira Trenberth (née Eyre) da Edward Maurice Trenberth. Ya yi karatu a Makarantar Sakandare ta Linwood, inda ya kasance dux a 1962, kuma ya ci gaba da karatu a Jami'ar Canterbury, ya kammala BSc (Hons) tare da karramawa na farko a 1966.

Bayan kammala karatunsa a Canterbury, Trenberth ya yi aiki a Sabis na yanayi na New Zealand na tsawon shekaru biyu, kuma an ba shi haɗin gwiwar bincike a cikin 1968 wanda ya ba shi damar yin karatun digiri na uku a Cibiyar Fasaha ta Massachusetts. Rubutunsa na ScD, wanda Edward Norton Lorenz ke kula da shi kuma an kammala shi a cikin 1972, an yi masa taken Dynamic coupling of the stratosphere with the troposphere da dumamar yanayi.

## Sana'a
Trenberth ya koma Sabis ɗin Yanayi a Wellington, New Zealand, a cikin 1972 bayan ya kammala PhD a Amurka. Ya yi aiki a can a matsayin masanin kimiyyar bincike a cikin New Zealand Meteorological Service (1966-77).  16-18, 30-33  A 1977 ya koma Jami'ar Illinois a 1977 inda ya zama cikakken farfesa kuma ya yi aiki a can kusan shekaru bakwai. Bincike (NCAR) a cikin 1984: 84-90   Ayyukansa a NCAR yana cikin Sashin Nazarin Yanayi, inda ya kasance Shugaban shekaru masu yawa.

Ya zama babban malami a NCAR a matsayin Babban Masanin Ilimi a cikin 2019 kuma ya koma New Zealand inda shi ma malami ne mai alaƙa da girmamawa a Jami'ar Auckland:  128

Ya yi fice a mafi yawan rahotannin kimantawa na IPCC: 70-83  sannan kuma ya yi hidima ga shirin Binciken Yanayi na Duniya (WCRP) ta hanyoyi da yawa.

## Ayyukan bincike
Trenberth ya taka muhimmiyar rawa a cikin shirin na Tropical Oceans Global Atmosphere (TOGA) a tsakanin 1989 zuwa 1994 kuma shi ne mataimakin shugaban kungiyar kula da kimiyyar kimiya da fasaha na Climate Variability and Predictability (CLIVAR) daga 1996 zuwa 1999. Ya jagoranci WCRP Observation da Assi204040 zuwa Assi2040. Ƙungiyar Kula da Makamashi da Ruwa ta Duniya (GEWEX) ƙungiyar tuƙi ta kimiyya daga 2010 zuwa 2013 (memba 2007 zuwa 2014). Bugu da ƙari, ya yi aiki a kan Kwamitin Haɗin gwiwar Kimiyya na WCRP kuma ya ba da gudummawa mai mahimmanci ga bincike a El Niño-Southern Oscillation.

### Guguwa da guguwa
Trenberth ya fara wasu muhimman ayyuka masu alaƙa da canje-canje a cikin matsanancin yanayi tare da sauyin yanayi a cikin 1998. Har zuwa lokacin, al'ummomin kimiyya sun fi mayar da hankali kan canje-canjen yanayin zafi da hazo. Trenberth ya nuna cewa yanayin hazo mai tsaka-tsaki ya wajabta kulawa ga tsanani, mita, tsawon lokaci, da nau'in da kuma adadin. Duk guguwa ta isa ta taru a cikin tururin ruwa da ake da su, wanda ke kara rura wutar guguwar. Sabili da haka, haɓakar tururin ruwa a cikin yanayi tare da yanayin zafi mai girma zai haifar da girma mai tsanani amma ƙananan guguwa. Wannan shi ne saboda jimlar yawan tururin ruwa ana sarrafa shi ta hanyar ƙashin ƙasa, ba zafin jiki ba. Saboda haka abubuwan da ake sa ran su ne don ƙarin hadari mai tsanani.

## Manazarta