
 | Aspen Trees and Elk
Young aspen trees are an important source of forage for elk, but this relationship can also limit the aspen's ability to regenerate and spread.
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 | Iowa's Loess Hills: Saving the Hills
The rich soil found in the loess hills of Iowa provided excellent opportunity for some farmers, until the trees began to take over.
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 | Tree Identification - Part 2
From tulip trees to sweet gum to maples, all trees can be identified by their leaf shape, bark texture and color, stature, and even smell.
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 | Maine's Baxter State Park
At Baxter State Park, moose live within the mix of spruce trees, mountain ash, white birch and others that make up the forest.
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