The author puts forward some arguments and important points that can contribute to a more ecologically relevant understanding of the Eucharist. First,the author argues that there is a global ecological crisis urgently demanding an immediate response. Second, the author explains the meaning of the concept “integrity of creation” and briefly discusses the idea of “communion”. Finally, the author focuses on the concept of “transubstantiation” and suggests some insights that can be ecologically acceptable in a theology of the Eucharist.