Answer:
The use of the Pacific Ocean for trade and commerce is one big reason to consider Hong Kong and San Francisco as part of the same region. In addition, many current and former residents of Hong Kong feel a special kinship with San Francisco's Chinatown.

Human use this wind flow, or motion energy, for the purposes: sailing, flying a kite, and even generating electricity. The terms “wind energy” and “wind power” both describe the process by which the wind is used to generate mechanical power or electricity.
The famous Titanic sinking was one of the most famous oceanic tragedy. The reason behind of the sinking is because of the unprecedented ice berg. El Nino's responsibility of the sinking is that El Nino is bringing warm water in the western tropical Pacific Ocean. It shifts eastward toward the coast of South America. Thus, these atmospheric event brought melting of ice bergs. Titanic submerged somewhere near the south of America.
It is summer on the south part of earth.