In the 
last
 century , billions of dollars have been spent on  Linking Words
space
 research. While some people argue that it is the need of the hour due to the consumption of Use synonyms
earth
's Use synonyms
resources
, others believe that Use synonyms
this
 money is squandered and should be spent on finding  alternative power sources on Linking Words
earth
.Use synonyms
This
 essay will discuss, why I agree with the latter and in my view ,finding Linking Words
resources
 on the globe is more practical. 
Those who advocate Use synonyms
space
 search point out not only the extent of damage done due to the extraction of natural fuels but Use synonyms
also
 the consequences of global warming on the whole planet. Indeed, many believe that it is essential to find another planet nearby  so that our species could mine its reserves and if needed may colonize or migrate there as well.  In America, Linking Words
for instance
, research on Mars has been started for Linking Words
this
 reason and they claim promising results. Linking Words
Hence
, the future of mankind depends on Linking Words
such
 a discovery.
Others, Linking Words
however
, myself included, do not support Linking Words
this
 ongoing search of Linking Words
resources
 in Use synonyms
space
. Indeed, in the Use synonyms
last
 few decades, millions of dollars were wasted on sending rovers, astronauts and rockets into the galaxy and the results have been negligible. If the same money has been spent Linking Words
instead
 on mining the alternative Linking Words
resources
 on the Use synonyms
earth
 our lives would be much better. An important point to consider is that nuclear technology is a better alternative to satisfy the world's rocketing demand for power. As it is a sustainable source of energy and Use synonyms
further
 research is needed in Linking Words
this
 sector. Linking Words
Hence
, if alternatives Linking Words
such
 as nuclear energy could become more feasible on the planet the need for Linking Words
space
 exploration for the same reason would be unnecessary.
To conclude, humanity's thirst for knowledge and expedition is unquenchable. It is time, Use synonyms
however
, for governments to take responsibility for the real duties on Linking Words
earth
 for the improvement of mankind Use synonyms
instead
 of exploring Linking Words
space
 for the inevitable future.Use synonyms