Abubuwan da suka shafi muhalli suna da tasiri na ayyukan ɗan adam akan yanayin halitta, mafi yawan abin da ke haifar da lalacewar muhalli .[ana buƙatar hujja]  Kare muhalli al'ada ce ta kare yanayin yanayi a kan ɗaiɗaikun mutane, kungiyoyi ko na gwamnati, don amfanin muhalli da mutane. Muhalli, cigaban zamantakewa da muhalli, yana magance matsalolin muhalli ta hanyar ba da shawara, ilimin dokoki da gwagwarmaya. Lalacewar muhalli da mutane ke haifarwa matsala ce ta duniya, mai gudana. Yawancin masana suna tunanin cewa aikin ya kai kololuwar yawan jama'ar duniya tsakanin mutane biliyan 9-10, zai iya rayuwa mai dorewa a cikin halittun duniya idan al'ummar bil'adama ta yi aiki don rayuwa mai dorewa a cikin iyakokin duniya. Mafi yawan tasirin muhalli na faruwa ne sakamakon mafi yawan attajirai a duniya suna cin kayayyakin masana'antu da yawa. Shirin Muhalli na Majalisar Dinkin Duniya, a cikin rahotonsa na "Samar da Zaman Lafiya Tare da Yanayi" a cikin 2021, an gano yana magance manyan rikice-rikice na duniya, kamar gurbatar yanayi, canjin yanayi da asarar rayayyun halittu, idan bangarorin suka yi aiki don magance Manufofin Ci gaba mai dorewa.