You’re not the only one who loves a good hike. For plenty of us, the only thing better than a long walk in the woods is doing it with our four-legged trail buddy trotting happily ahead of us, tail ...

David Schechter is a national environmental correspondent and the host of "On the Dot with David Schechter," a guided journey to explore how we're changing the earth and earth is changing us. Aparna ...