Green waqf as an Islamic Economic Instrument to Realize Ecological piety: A Conceptual and Empirical Study : Green waqf as an Islamic Economic Instrument to Realize Ecological piety: A Conceptual and Empirical Study . j. bimas islam [Internet]. 2026 Jul. 31 [cited 2026 Aug. 5];19(1):87-118. Available from: https://jurnalbimasislam.kemenag.go.id/jbi/article/view/1679