Encara no tenim significats per a "polar regions".
1Human refuges now confined entirely to highland areas and the polar regions.
2High barometric pressure is associated with cold air from the polar regions.
3The problem of ventilation in polar regions still remains to be solved.
4Again, certain groups of insects are not found in the polar regions.
5Cyanobacterial mats are commonly found in freshwater ecosystems throughout the polar regions.
6What remarkable phenomenon is afforded to the inhabitants of the polar regions?
7To study the distribution of heat and submarine currents in the polar regions.
8Slowly melting snowfields in mountain and polar regions are habitats of snow algae.
9It might have been the polar regions of New Earth, or anywhere on Serendipity.
10The world's polar regions would warm at double the rate.
11He proved the value of fresh meat in polar regions.
12The marine life of the south polar regions is abundant.
13This will materially affect the temperature of the polar regions.
14This is the social center for U.S.A. flying men roosting in the polar regions.
15Some are suitable for polar regions, others for the tropics.
16They reached the polar regions and the ice caps detonated into geysers of steam.
Aquesta col·locació està formada per:
Polar regions a través del temps
Polar regions per variant geogràfica