 In 1971 , he wrote the first single @-@ author book in environmental ethics — Is It Too Late ? A Theology of Ecology — which argued for the relevance of religious thought in approaching the ecological crisis . In 1989 , he co @-@ authored the book For the Common Good : Redirecting the Economy Toward Community , Environment , and a Sustainable Future , which critiqued current global economic practice and advocated for a sustainable , ecology @-@ based economics . He has written extensively on religious pluralism and interfaith dialogue , particularly between Buddhism and Christianity , as well as the need to reconcile religion and science . 
