Source: TOI
Context: The article explores the differences between oceans and seas, highlighting their distinct characteristics in size, depth, salinity, geographic location, and impact on climate, despite both being vital components of Earth’s aquatic system.
About difference between Sea and Ocean:
| Aspect | Sea | Ocean |
| Geographical Location | Smaller bodies of saltwater, mostly enclosed by land and connected to oceans via straits. | Large, continuous bodies of saltwater covering 71% of Earth’s surface, part of the global system. |
| Size | Smaller in area and volume, typically located along coastal boundaries. | Much larger, spanning vast areas and depths. |
| Depth | Shallower, with depths ranging from hundreds to a few thousand feet (e.g., Mediterranean Sea: ~4,900 ft). | Deeper, with an average depth of ~12,080 ft and the deepest point, Challenger Deep (~36,070 ft). |
| Salinity | Higher salinity due to evaporation, minimal water exchange, and river inflow (e.g., Dead Sea). | Stable salinity (average ~35 ppt) due to continuous water movement. |
| Climate Influence | Impacts local climates, especially coastal regions, by moderating temperatures. | Plays a major role in global climate regulation by absorbing and distributing solar energy. |
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