The number of cars has increased significantly in major cities. What problems does this cause and what are some solutions to these problems?

The number of vehicles, including automobiles, cars, trucks, buses, trolleybuses, shuttle buses used in public

transportation

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, delivery of goods and for personal purposes has dramatically risen throughout the

last

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decades.

This

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essay will

first

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suggest that the most pressing issue brought about by

this

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phenomenon is the air pollution contributing to the deterioration of the

environment

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and climate change and

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submit using

biofuels

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as the most viable solution. The foremost problem caused by the growing amount of vehicles is the contamination of the

environment

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. Massive CO2

emissions

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deplete the ozone layer protecting our planet from the adverse effects of ultra-violet radiation.

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, they contribute to the

greenhouse

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effect resulting in rising temperatures, global warming, shifting of climate and precipitation patterns, the disturbance of animals' natural habitats and lead to an increasing number of calamities like floods, avalanches, heavy thunderstorms, rising sea levels, tornadoes and tsunami, which, in turn, are likely to cause more significant immediate damage. Not to mention the ailments and diseases directly incited by the poor air conditions.

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, carbon dioxide

emissions

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coming from burning fossil

fuels

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in different branches of the economy, including

transportation

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, have already worsened our

environment

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and are continuing to aggravate the existing problems.

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,

transportation

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accounted for 29 per cent of all

greenhouse

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gas

emissions

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in 2017 in the U.S., the same case applies to the European countries, and even if we can't physically see the effects of

this

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phenomenon it incrementally affects every dimension of our lives. A possible solution to

this

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problem would be to replace the fossil

fuels

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used in

transportation

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with biodiesels

,

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apply

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since they are less detrimental to the

environment

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and relatively easy to produce. Biofuel is made through the contemporary processes from biomass, rather than by the extremely slow geological processes involved in the formation of fossils,

such

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as oil. Biofuel does not require the engine modification of the vehicle and is extremely helpful in mitigation of the

greenhouse

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effect and carbon fixation.

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, in 2019

biofuels

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provided 3% of the world's

fuels

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for road transport and the International Energy Agency expects

biofuels

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to meet more than a quarter of world demand for

transportation

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fuels

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by 2050. To conclude, the rising amount of

transportation

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means for the

last

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decades and corresponding environmental degradation is one of the most critical challenges the humanity faces and its devastating ramifications can be observed right now, but a possible solution could be substitution of the fossil

fuels

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in the industry and

transportation

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by renewable energy sources, especially

biofuels

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, which are regarded as the best means to alleviate the impact of the

greenhouse

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gas

emissions

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.