But it was Aldo’s pen that became his most forceful tool. He started a newsletter for rangers called the Carson Pine Cone. Aldo used it to “scatter seeds of knowledge, encouragement, and enthusiasm.” Most of the Pine Cone’s articles, poems, jokes, editorials, and drawings were Aldo’s own. His readers soon realized that the forest animals were as important to him as the trees. His goal was to bring back the “flavor of the wilds.