1 Weather patterns have changed in recent years.

2 This weather pattern of the southern hemisphere has no parallel in the north.

3 Pollution could cause changes to weather patterns on a global scale.

4 There may be an abrupt change in weather patterns.

5 San Diego has a very regular weather pattern.

6 But weather patterns change in a haphazard, inconsistent way.

7 A shift in the weather pattern, bringing low pressure systems across the Alps in December laid down a firm base.

8 All across the world, ...increasingly dangerous weather patterns and devastating storms are abruptly putting an end to the long-running debate over whether or not climate change is real. Not only is it real, it's here, and its effects are giving rise to a frighteningly new global phenomenon: the man-made natural disaster. Barack Obama 

9 As the person who knew most about weather patterns, Kimball was, in a real sense, in charge of the expedition.

10 Weather patterns have been changing as a result of global warming.

11 Day 2 Invaluable brief on yachts, local area, weather patterns, shopping facilities etc.

12 For many months there was a very stable weather pattern affecting most of the northern hemisphere.

13 The El Nino weather pattern has contributed to higher temperatures, but many scientists say elevated levels of man-made greenhouse gases are pushing temperatures higher.

14 "What really changes the situation is the weather pattern, " he said.

15 They hope the latter, the weather pattern called El Nino, 'the boy, ' will go easy on them.

16 Pollution is no longer simply a product of local industry; it often moves in continental drifts as weather patterns change.

17 It would be an interesting landing, if his experience of weather patterns was anything to go by.

18 As the world becomes hotter, there could be disastrous changes in weather patterns and widespread flooding as sea levels rise.

19 All across the world, in every kind of environment and region known to man, increasingly dangerous weather patterns and devastating storms are abruptly putting an end to the long-running debate over whether or not climate change is real. Not only is it real, it's here, and its effects are giving rise to a frighteningly new global phenomenon: the man-made natural disaster. Barack Obama 

20 It's not yet known how seriously global warming will affect the world's weather patterns.

21 And they claim that the knock-on effect is that weather patterns change.

22 But satellite images indicate the country is affected by the same weather pattern that has victimized much of the Horn of Africa.

23 In order to keep it in good shape, it must remain unchanged under a steady weather pattern.

24 Researchers at The University of Texas at Austin have found that significant changes in the shape of the Earth in the past 28 years may be linked to climate events such as the El Nino weather pattern.

25 "Beijing's weather has been dominated by high pressure, which means sinking air and dry days. This weather pattern aggravates their air quality problem, " Ramos said.

26 Keck Observatory atop Mauna Kea on the Big Island suggest a warm polar vortex - a large-scale weather pattern likened to a jet stream on Earth that occurs in the upper atmosphere.

27 Exactly where a hypothetical "radiation cloud", from either Fukushima Daiichi or Onagawa, would go should depend upon the weather pattern at the time of, and following, the release.

28 Unlike the traffic light example, we cannot expect these three weather states to follow each other deterministically , but we might still hope to model the system that generates a weather pattern.

29 For the past several weeks, we've been under a rather unusual weather pattern, a cold pattern, that's given us this late spurt in ice growth in the Bering Sea.

30 Its report, blaming the drought in part on the La Nina weather pattern, said the region's entire wheat crop had failed and that fire trucks were delivering water to villagers in the area.

1 This weather pattern of the southern hemisphere has no parallel in the north.

31 We hit another weather pattern when we got out of the tunnel.

32 The El Ni?o weather pattern has contributed to higher temperatures, but many scientists say elevated levels of man-made greenhouse gases are pushing temperatures higher.

33 Dry weather in Western Corn Belt associated with La Ni?a weather pattern which existed this year.

34 The unpredictable Caribbean - Atlantic weather pattern also plays its role.

35 Climatologists are warning that an El Nino weather pattern, which can spark severe floods, forest fires and droughts, could develop in the coming weeks across the Asia-Pacific region.

36 The cloudbank over Iran might be associated with the same weather pattern that stirred the dust.

37 The future weather pattern in that area may consist of long, dry periods.

38 La Nina is a cyclical global weather pattern that has been linked to weather disruptions ranging from hurricanes in the Atlantic to flooding in Africa and South Asia last year.