They provide clean air, unique nature, fascinating local cultures, amazing views and the chance to take part in exhilarating sports. But all around the world the mountain environments we love are in trouble. The climate crisis is shrinking glaciers and reducing snow fall, while loss of wildlife, erosion and pollution are affecting mountains everywhere. Yet we all have the power to act. Whether you visit the mountains for hiking, mountain biking, skiing, boarding, skating, ice climbing or just to enjoy the scenery, follow these ten simple steps to help protect these unique places for the future.