Nowadays , people mostly prefer to  
travel
 rather than other transportation. Whereas, some folks think that Use synonyms
travel
 by Use synonyms
flight
 would be declined Use synonyms
of
 some Change preposition
for
reasons
. I believe that Fix the agreement mistake
reason
air
 transport Use synonyms
have
 both sides of effects, positive and negative. I will give an explanation of both effects in the ensuing paragraphs.
Change the verb form
has
To begin
 with, there are Linking Words
plethora
 Correct article usage
a plethora
Change preposition
of advanatages
advanatages
 of Correct your spelling
advantages
travelled
 by Wrong verb form
travelling
flight
. Use synonyms
Firstly
, when people moving one place to another place by Linking Words
air
, it is Use synonyms
very
 Correct article usage
a very
time saving
 mode of Add a hyphen
time-saving
travel
. Use synonyms
For example
, folks use domestic Linking Words
airplanes
 to commute Change the spelling
aeroplanes
other
 states, it would take time 4 to 5 hours whileChange preposition
to other
,
 other transportation like Remove the comma
apply
train
 or personal Fix the agreement mistake
trains
vehicle
 take 10 to 12 hours. Fix the agreement mistake
vehicles
Secondly
, it is very convenient and comfortable. Linking Words
Moreover
, these days most Linking Words
of 
goods and products Change preposition
apply
transported
 by Add a missing verb
are transported
air
. Use synonyms
For instance
, Linking Words
Amzon
 provides delivery within Correct your spelling
Amazon
Correct article usage
a fewdays
fewdays
 from another country. It Correct your spelling
few days
is 
only happened by Unnecessary verb
apply
air
 transportation.
 
Use synonyms
On the other hand
 , every situation has pros and cons. Linking Words
Therefore
, there are Linking Words
also
 several negative Linking Words
effect
 of Change to a plural noun
effects
air
 Use synonyms
travel
. The Use synonyms
flight
 produced Use synonyms
high
 Correct article usage
a high
proportation
 of carbon dioxide emission , Correct your spelling
proportion
proportions
it
 leads to Correct pronoun usage
which
air
 pollution. Use synonyms
In addition
, it is very costly Linking Words
as 
Correct word choice
apply
comperted
 to other modes of transport some folks can not afford Correct your spelling
compared
higher
 price of tickets. Add an article
the higher
Consequently
 , it may be a Linking Words
decreased
 in Change the form of the verb
decrease
air
 Use synonyms
travel
 in the near future.
In conclusion, Use synonyms
although
, Linking Words
Use synonyms
flight
 is very easy and convenient for those people who are wealthy. WhileAdd an article
the flight
a flight
,
 it Remove the comma
apply
is 
Change the verb form
also leads
also
 leads to Linking Words
air
 pollution by carbon dioxide emission. In my Use synonyms
opinion
 Add a comma
,opinion
this
 trend Linking Words
is 
leads Unnecessary verb
apply
some
 positive effects on Change preposition
to some
environment
.Add an article
the environment