Stockholm Environment Institute (SEI), formally established in 1989 by the Swedish Government, is an independent international research institute that has been engaged in environment and development issues at local, national, regional and global policy levels for more than a quarter of a century.
Taasisi ya Mazingira ya Stockholm Tanzania ilianzishwa mwaka wa 1989 na serikali ya Uswidi, na ni shirika huru la kimataifa la utafiti ambalo limejihusisha na mazingira na maendeleo ya mitaani, kitaifa, maeneo yaliyokaribu na ya ulimwenguni kwa zaidi ya miaka 25 iliyopita.Lengo la SEI ni kuleta mabadiliko ya maendeleo yanayokubalika kwa njia ya kuunganisha pamoja sayansi na sera kupitia tathmini ambazo zinahimilisha wanaofanya maamuzi.