Christopher Field

**Christopher B.Field** masanin kimiyya ne kuma mai bincike na Amurka, wanda ya ba da gudummawa ga fagen Canjin yanayi. Marubucin littattafan kimiyya sama da 300, binciken Field ya jaddada tasirin canjin yanayi, daga kwayoyin zuwa sikelin duniya. Ayyukansa sun haɗa da manyan gwaje-gwaje a kan martani na California ciyawa ga sauye-sauye na duniya, nazarin haɗin kai akan sake zagayowar carbon na duniya,  da kuma kimanta Tasirin canjin yanayi akan aikin gona.  Ayyukan Field tare da samfuran sun haɗa da karatu game da rarraba tushen carbon da sinks a duniya, da kuma karatu game da sakamakon muhalli na fadada makamashi.

## Tarihin rayuwa
An haifi field ne a California a shekara ta 1953.  Ya girma a California, Arizona da Wyoming, tare da iyalinsa suna motsawa a lokacin yaro don neman wurare mafi kyau don Ginin katako na mahaifinsa. Ya bayyana mafi yawan tunaninsa na yaro kamar yadda yake da alaƙa da jeji. A lokacin makarantar sakandare, "Walden" ta Henry David Thoreau ne ya yi wa Field wahayi zuwa gare shi; yana da kwafin littafin da zai rubuta akai-akai. Ya kasance National Merit Scholar a makarantar sakandare.

A shekara ta 1975, Field ta kammala summa cum laude daga Kwalejin Harvard tare da digiri na farko a ilmin halitta. Daga nan ya tafi Jami'ar Stanford, inda ya sami digirin digirin digirgir a fannin kimiyyar halittu a shekarar 1981.  rubutun sa na Carbon yana samun sakamako na tsufa a cikin wani shrub na California ya mai da hankali kan yadda ganye ke hulɗa da sauran ayyukan shuka gaba ɗaya, da kuma yadda za a yi amfani da bayanai daga ganye don auna photosynthesis a cikin mahalli. Field ya ce ya zaɓi rubutunsa saboda sha'awarsa game da "yadda aka gina manyan sassa na tsarin Duniya daga ƙananan ɓangarori. " Daga baya ya yaba da wannan binciken a kan ma'auni daban-daban na halittu a matsayin abin da ya kai shi ga sake zagayowar carbon da aikinsa game da canjin yanayi.
 
Daga 1981 zuwa 1984, Field ya kasance farfesa a fannin ilmin halitta a Jami'ar Utah . Ya zama ma'aikacin masanin kimiyya na Cibiyar Kimiyya ta Carnegie a 1984 kuma a 1986 ya fara aiki a matsayin mataimakin farfesa a Stanford. 

A shekara ta 2002, Field ya kafa Sashen Carnegie na Muhalli na Duniya. Wannan shi ne sabon sashen farko da aka kafa a Cibiyar Carnegie a cikin shekaru 70.

A shekara ta 2005, Field ya zama darektan ma'aikatar Jasper Ridge Biological Reserve, wani wurin adana yanayi wanda Stanford ke gudanarwa. Ya yi aiki don haɗa Jasper Ridge tare da babban harabar Stanford a matsayin darektan. Yayinda yake can, Field ya buga labarai 78 game da bincikensa a Jasper Ridge, fiye da kowane mutum.

Tun daga shekara ta 2016, Field ya yi aiki a matsayin darektan Cibiyar Nazarin Muhalli ta Stanford Woods. Binciken da ya yi "ya mai da hankali kan canjin yanayi, musamman mafita da ke inganta rayuwa yanzu, rage yawan dumama na gaba, da tallafawa tattalin arziki mai ƙarfi. "Aikin Field na baya-bayan nan ya kasance a kan Ambaliyar bakin teku da gobarar daji, wannan na ƙarshe shine wani abu da California ta ga karuwa a cikin 'yan shekarun nan. 

## IPCC da Kyautar Zaman Lafiya ta Nobel ta 2007
Field ya yi aiki ga Majalisar Dinkin Duniya a matsayin wani ɓangare na Kwamitin Gwamnati kan Canjin Yanayi (IPCC) lokacin da kungiyar ta karbi Kyautar Nobel ta Zaman Lafiya ta 2007.  An ba da kyautar ga duk masana kimiyya da suka ba da gudummawa ga rahotanni na IPCC "don kokarin da suka yi na gina da yada ƙarin ilimi game da canjin yanayi da mutum ya yi, da kuma kafa tushe ga matakan da ake buƙata don magance irin wannan canjin. "  Field ya sami lambar yabo da kuma haihuwar takardar digiri na Nobel Peace Prize, yana mai cewa an "buɗe shi" wanda IPCC ta lashe.

Field ya yi aiki a matsayin co-shugaba na IPCC Working Group II daga 2008 zuwa 2015. A watan Fabrairun 2015, Ma'aikatar Harkokin Wajen Amurka ta nada shi a matsayin daya daga cikin 'yan takarar Shugaban IPCC. Matsayin ya tafi ga masanin tattalin arziki na Koriya Hoesung Lee . 

## Rayuwa ta mutum
Field ta yi aure tare da yara biyu masu girma. Matarsa ita ma masanin kimiyya ce kuma tana aiki a wurin adana yanayi na Stanford. Babu ɗayan yaran Field da ke aiki a kimiyya; ya ce, "Falsafar renon yara ita ce ta ƙarfafa su su bi abubuwan da suka fi sha'awar su. Ina son ganin duniya tare da ƙarin masana kimiyya, amma kuma muna buƙatar mutane a wasu sana'o'i da yawa."

Filin yana tafiya ko kekuna a kai a kai zuwa inda yake buƙatar zuwa. A shekara ta 2014, ya ce shi da matarsa sun shafe shekaru da yawa da suka gabata "sake dawo da tsohuwar gida zuwa matsayi mai girma na ingancin makamashi. " Har ila yau, yana jin daɗin tafiya da fita cikin yanayi..

## Manazarta