In my case, I'm thinking I would need to cut back on my daily one - hour bike commute with many hills. (bengreenfieldfitness.com)
My daily bike commute to and from work gives me the opportunity to see the seasons change, from the first crunchy leaf in fall or the nascent blossom of spring. (nwei.org)
Interesting data from the last census: during the five year period ending in 2006, bike commuting increased by a dramatic 32 %. (treehugger.com)