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Related Experiment Videos

Trans-Antarctic expedition: the second 100 days.

R A Dieter1, R A Dieter, D L Dieter

  • 1Glen Ellyn Clinic, Illinois, USA.

International Journal of Circumpolar Health
|March 27, 1999
PubMed
Summary

The first trans-Antarctic expedition used sled dogs and skis for a 1989-1990 crossing, documenting daily travel, extreme weather conditions, and high-calorie diets for optimal performance.

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Area of Science:

  • Polar Science
  • Extreme Environment Physiology
  • Expedition Logistics

Background:

  • The first trans-Antarctic dog, sled, and ski expedition commenced on July 27, 1989.
  • This expedition marked a significant undertaking in polar exploration history.

Purpose of the Study:

  • To document and analyze the logistical and environmental challenges of the first trans-Antarctic dog, sled, and ski crossing.
  • To record daily progress, weather conditions, and physiological demands on both humans and animals during the expedition.

Main Methods:

  • Development of data sheets for systematic recording of expedition activities.
  • Daily review of reports detailing miles traveled, time, weather, land conditions, and encountered difficulties.
  • Maintenance of radio contact for communication and data transmission.

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Main Results:

  • The expedition spanned from November 3, 1989, to February 10, 1990.
  • Daily travel distances varied significantly, with a maximum of 31 miles recorded.
  • Extreme temperatures ranged from -8°C to -48°C, with high-calorie diets (up to 12,000 calories/day for dogs) essential for energy.

Conclusions:

  • The expedition successfully navigated challenging Antarctic conditions, providing valuable data on polar travel.
  • Detailed record-keeping allowed for a comprehensive review of environmental factors and logistical requirements.
  • The study highlights the critical role of nutrition and resilience in extreme polar expeditions.