More than 84 million acres make up the 423 national parks in the United States. But these forests, grasslands, mountain ranges, hiking trails, and more are at risk because the climate crisis won't allow us to have nice things.
More than 84 million acres make up the 423 national parks in the United States. But these forests, grasslands, mountain ranges, hiking trails, and more are at risk because the climate crisis won't allow us to have nice things.
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