Shari'ar canjin yanayi, wanda kuma aka sani da shari'ar yanayi, wata ƙungiya ce mai tasowa ta dokar muhalli ta yin amfani da aikin shari'a da kuma abin da ya faru don ci gaba da ƙoƙarin rage sauyin yanayi daga cibiyoyin jama'a, kamar gwamnatoci da kamfanoni. A cikin yanayin jinkirin siyasa na sauyin yanayi na jinkirta jinkirin sauyin yanayi, masu fafutuka da lauyoyi sun kara yunƙurin yin amfani da tsarin shari'a na ƙasa da na duniya don ci gaba da ƙoƙarin. Shari'ar yanayi yawanci tana shiga cikin ɗayan nau'ikan da'awar shari'a guda biyar: Dokokin tsarin mulki (wanda aka mayar da hankali kan keta haƙƙin tsarin mulki ta jiha), dokar gudanarwa (ƙalubalantar cancantar yanke shawara na gudanarwa), doka masu zaman kansu (ƙalubalanci kamfanoni ko wasu ƙungiyoyi). don sakaci, tashin hankali, da dai sauransu, zamba ko kariya ga mabukaci (kalubalanci kamfanoni don yada bayanai game da tasirin yanayi), 'yancin ɗan adam (da'awar cewa rashin aiwatar da sauyin yanayi ya kasa kare haƙƙin ɗan adam) Tun daga farkon 2000s, tsarin shari'a don yaƙar sauyin yanayi yana ƙara samun samuwa ta hanyar dokoki, kuma ƙararrakin shari'o'in kotuna sun ɓullo da wata ƙungiya ta duniya da ke haɗa ayyukan sauyin yanayi zuwa ƙalubalen shari'a, masu alaka da dokar tsarin mulki, dokar gudanarwa, doka mai zaman kanta., Dokar kariyar mabukaci ko haƙƙin ɗan adam.