Ecopsychologists have shown that the practice of gratitude puts brakes on hyperconsumption. The relationships nurtured by gift thinking diminish our sense of scarcity and want. In that climate of sufficiency, our hunger for more abates and we take only what we need, in respect for the generosity of the giver. Climate catastrophe and biodiversity loss are the consequences of unrestrained taking by humans. Might cultivation of gratitude be part of the solution?