Of all the reasons, places, and times to put your foot down for the protection of wild lands, this is not one. 

As a society we are woefully overweight and inactive, and our population is growing. 

Yes, we need opportunities for every type of recreation and yes we need more access. It's so delightfully out of touch in a state, where Wrangell St. Elias has 6.2 million Acres, to worry about this. 

No, Big Biking is not the bitter threat to our wilderness. Please get a grip and explore hobbies beyond birding.