T. A. Martinez R. D. Proudman J. L. Marion 2001 The increasing use of trekking poles has stimulated a growing awareness of some environmental and social impacts associated with their use. These impacts have not been documented in the scientific literature. This article reviews the impacts of trekking pole use to provide a basis for further dialogue, and suggests how they may be altered or used in ways that will minimize impact. application/pdf en Trekking poles: Can you save your knees and the environment? article