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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
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.
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.
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.