Usually a word or concept can be defined in just one sentence. A definition essay, however, needs to be several paragraphs. Therefore, the definition must be extended to include examples, details, personal experience, description, causes, effects, analysis, etc.
Global Warming Causes More Hurricanes. It could be that the tropical oceans will become warmer with a simultaneous decrease in upper atmosphere temperature, which will cause stronger convection, which will help tropical storms to become more organized and stronger so there will be stronger hurricanes.
Answers. 1  Ocean currents affect global climate because of the water they transport. Warm ocean currents bring warm water to the poles so that they don't freeze, and cold ocean currents bring down water from the poles. This affects global climate. For instance, I live near the Gulf Stream Current, a warm ocean current.