Second of three parts In Chequamegon-Nicolet National Forest in northern Wisconsin, it's easy to see what makes the forests of the Upper Midwest so special. They transition between Southern trees like oak and white pine, and the northern trees like fir and spruce. But climate change is bringing more intense storms – as well as warmer winters. And that can hurt forests.
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First of three parts Reports on climate change often highlight the impact to America's coastal cities. But plants, crops and trees are also at risk -- and the harm can spread well beyond field and forest.
The Blue Water Bridge soars more than 200 feet above the St. Clair River at the southern tip of Lake Huron. Every day, thousands of people cross this span, which stretches for more than a mile between the United States and Canada. Crossing a bridge this high and long can be a little unsettling, even for an experienced driver. But what if you could make the trip with your foot off the gas and your hands off the wheel?