1 It's very cold in the polar regions.

2 The polar region is the habitat of the polar bear.

3 The polar regions are particularly at risk because the chemical reaction that destroys ozone is helped by their weather conditions.

4 During local spring in the polar regions, polar ice and perpetual sunlight may both be available simultaneously!

5 Both polar regions show evidence of more extensive glaciation in the recent past.

6 The evidence indicates that the polar regions are among the first to detect changes arising from greenhouse warming.

7 Most insects do not live in polar region.

8 In this example showing the north polar region, a very recognizable Big Dipper, part of the modern constellation Ursa Major, lies along the bottom of the chart.

9 A constellation in the polar region of the Southern Hemisphere near Indus and Hydrus, containing the smaller Magellanic Clouds.

10 It rotated to north polar region, zoomed into ice fields , and then down a volcanic caldera.

11 The Arctic is a polar region. It'surrounds the North Pole.

12 Applications: Polar region operation , Industry , Mining, Argriculture, Forestry, Construction, Chemical industries.

13 It is not easy to get the water from the polar regions to the equatorial base, where it is needed.

14 Logistic considerations make the Moon a very attractive base of operations if ice is abundant in the lunar polar regions.

15 Polar cold may be less constricting than other factors, for example aridity or intense seasonality, that characterize polar regions.

16 Environmental problems and global changes are the hot spots that nowadays people pay attention to. Polar region is special from geographical point of view.

17 A sawtooth pattern in carbon dioxide ice in Mars'south polar region.

18 In June 2006, the vortex appeared hourglass-shaped, closely matching observations in the north polar region by Pioneer Venus.

19 Europe and North America will shift thousands of kilometres northwards into the polar region.