Amid vast tracts of dying birch trees, residents planting the seed to restore Minnesota forests
The forest along Lake Superior's North Shore has been drastically changed by humans over the past century. Now, people are making a growing effort to change it back.
In a landscape that's become dominated in recent decades by aspen, alder, grass and dying birch trees, groups are working from Knife River to Grand Portage to bring back conifers -- white pine, spruce, balsam fir and cedar -- that once filled the forest.
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