How can I conserve iPod battery life?

The Apple Support Site provides "Tips and tricks to get the most out of your iPod's battery". This document offers some useful information including updating to the latest version of the iPod software, setting the Hold switch to the Hold position when the iPod is not in use, and keeping the iPod at room temperature, among others.

Generally, keeping the iPod from becoming completely discharged also may prolong the life of the battery. BatteryUniversity.com also provides some additional tips on how to prolong lithium-based batteries.