Understanding how these perturbations, operating at different time scales, alter the width, depth, and planform of a channel is critical for identifying potential problem areas in a river system. A geomorphological approach to river management reduces flood damages while improving aquatic habitat.
A 5K run is a great distance for a beginner. You can prepare for a 5K run in just two months. Consider using this seven-week 5K run training schedule as your guide. This 5K run training schedule was created by Olympian Jeff Galloway.
If the half marathon you're doing is your very first race and you're a true beginner, my opinion is that you should just have fun with it and not worry about your speed. Howe â¦ ver, if you want to set a time goal, I think that a beginner should aim to finish in about 2:00 (~9:00 mile) to 2:40 (~12:00 mile).