Question

Какие факторы влияют на солёность океанических вод? (Несколько вариантов ответа.)1.приток речных вод2.хозяйственная деятельность человека3.таяние ледников4.географическая широта5.цунами​

Answer 1

Ответ:

1.приток речных вод

3.таяние ледников

Answer 2

Factors Affecting the Salinity of Oceanic Waters

The salinity of oceanic waters can be influenced by several factors. Here are some of the key factors that can affect the salinity of oceanic waters:

1. River Inflow: The influx of freshwater from rivers into the ocean can significantly impact the salinity of oceanic waters. Rivers carry dissolved salts and minerals from the land, which can increase the salinity of the ocean when they mix with seawater. Conversely, heavy rainfall or increased river discharge can dilute the seawater and lower its salinity.

2. Human Activities: Human activities can also affect the salinity of oceanic waters. For example, industrial and agricultural runoff, as well as wastewater discharge, can introduce pollutants and excess nutrients into the ocean, which can alter the salinity levels. Additionally, desalination plants that extract freshwater from seawater can contribute to increased salinity in the surrounding marine environment.

3. Glacial Melting: The melting of glaciers and ice caps can impact the salinity of oceanic waters. When ice melts, it releases freshwater into the ocean, which can lower the salinity in the immediate vicinity. This is particularly significant in regions where glaciers are melting at an accelerated rate due to climate change.

4. Geographic Latitude: The geographic latitude plays a role in determining the salinity of oceanic waters. In general, areas closer to the equator tend to have higher salinity levels due to higher evaporation rates. As water evaporates, it leaves behind the dissolved salts, increasing the salinity. Conversely, regions closer to the poles may have lower salinity levels due to factors such as melting ice and increased precipitation.

5. Natural Disasters: Natural disasters like tsunamis can temporarily affect the salinity of oceanic waters. Tsunamis can cause the mixing of seawater with freshwater from coastal areas, altering the salinity levels in the affected regions. However, these effects are usually short-lived and localized.

Please note that the factors mentioned above are not exhaustive, and there may be other factors that can influence the salinity of oceanic waters.