Bikes as transportation
Marquette, like many other cities, is great for commuting by bike. There are designated paths, lanes and most things are pretty close together. Commuting by bike, car, or foot carries its own hazards and risks. Below are some common bike commuting scenarios. These are explained in more depth at bicyclesafe.com. More resources for commuting by bike are listed below.
The League of American Bicyclists has an excellent Education page, including this and many more short videos with riding tips. Be sure to check out their page as well as the League of Michigan Bicyclists for more information.