11.   It is unclear how much that trade has affected the normal December pattern.

12.   Most people think El Nino, which involves warming waters off South America that affect atmospheric patterns, is a newly discovered phenomenon.

13.   My sleep patterns are affected more as a head coach.

14.   No one know why this occur at times, he said, but it affects weather patterns throughout the world.

15.   The El Nino weather phenomenon that turns up in the tropical Pacific every three to five years can affect weather patterns around the world.

16.   The temperature of the Pacific Ocean affects weather patterns around the world more than any other single factor.

17.   Then economic pressures started changing society and social changes began affecting work patterns.

18.   This sets off a train of atmospheric events that affect weather patterns around the globe, especially in North America in the winter.

19.   And Anchalee thinks it is the greater self-assurance that comes from being better educated that has affected marriage patterns in Thai society.

20.   Because of this, Gray is expanding his research to study more closely how long-term weather patterns are affected by water circulation in the North Atlantic.