Introduction

Recently   Lately   Of late   Currently  

Recently, Recently,
...
Lately,
...
Of late there has been a leaning towards sedentary lifestyle.

illustrate   research   explore   outline  

In this essay, I will briefly explore explore
...
illustrate
...
outline the causative factors of the global warming, and then put forward some possible solutions.

Body paragraph (Presenting causes)

look   seem  appear   look like  

Technically, a variety of factors may seem seem
...
appear
...
look responsible for the global hunger.

due (in part) to   (partly) as a result of   with the (mere) intention of   as a (possible) consequence of  

Traffic congestion is partly as a result of as a result of
...
due to
...
as a consequence of demand-supply imbalance in the transportation network.

lead to   result in  stem from   give rise to  

The recent trend has resulted in resulted in
...
led to
...
given rise to serious concerns over public health.

Body paragraph (Presenting solutions)

problem   matter   conundrum   complication  

To resolve this problem, problem
...
complication
...
conundrum a few corrective measures can be proposed.

should   ought to   need to   it would be better  

Government officials should should
...
ought to
make common cause with the public to combat the social ills that are at the bottom of crime.

to some extent   to a degree   certainly   somewhat  

This would somewhat somewhat
...
to some extent
...
to a degree ensure that a minimum number of animals and plants could survive.

Conclusion

stem   prevent   facilitate   avert  

Such measures are designed to prevent prevent
...
stem
...
avert the rise of major crime.

or else   or rather   or alternatively   or ideally  

This can be overcome if authorities concerned do their part, or ideally , or ideally
...
, or alternatively
...
, or rather the public feel more responsible.