My company has been supplying professional mic systems for this very purpose for over 20 years with mics traveling to the Arctic, high elevation mountains, deep jungle expeditions, and just about anywhere on the globe without a single incident of environmental failure to perform.
Links to recording projects, downloadable samples, and notes on the mic systems used found at:
www.sonicstudios.com/mp3.htmDefinitely worth considering if interested in reliably doing this kind of recording.