Curious by Nature answers reader-submitted questions about Mother Nature in Juneau and Southeast Alaska. Ever wonder why Juneau's water get so much murkier in the summer? Just how fast is the Mendenhall Glacier melting? Is the Fukushima disaster hurting Juneau's salmon stocks? Why your dog loves the smell of bear poop? Submit your question to firstname.lastname@example.org and we will scour mountains, rivers, labs and university hallways to try to find the answer. You can also contact reporter Kevin Gullufsen directly at 523-2228 or email@example.com.