Some of the core reasons are:
1) Deforestation
2) Excessive use of fossil fuels
3) Unevenness of Garbage
4) Increasing Population
5) Expansion of Urban area
Hope this helps!
Answer:
Mesoscale winds are better known as local winds or regional winds. A local wind can persist anywhere from several minutes to several days. Local winds can be driven by temperature and pressure differences or by variations in topography, the shape and height of Earth's surface features.
The round goby comes from the Black & Caspian Seas in Europe.