The advancement of technology enables us to substitute 
animals
 as the main resource of both food and products. Use synonyms
Such
 as  switching tiger leather with a synthetic one or using plant-based food rather than cow's meat. Linking Words
Thus
 it is unnecessary to keep using Linking Words
animals
 as the main ingredients. Obviously, Use synonyms
this
 has some pros and cons which I will discuss in detail in the passage below.
The obvious advantage of substituting Linking Words
animals
 is that environmental sustainability would be much greater than it currently is. It is a widely known fact that Use synonyms
animals
 were being killed for the sake of humans, be it for clothes or meals. Use synonyms
For example
, the polar bear is on the edge of extinction Linking Words
due to
 being killed by people just to get their skin. Linking Words
This
 action has been going on for years, and it even happened to a variety of Linking Words
animals
, including elephants, tigers, zebras, and many more.
Use synonyms
On the other hand
, the technology still has some limitations as the products that are currently being made with synthetic substances or plant-based meals do not really replicate the nature of Linking Words
animals
. There has been an innovation of developing a steak made from pure mushrooms. But, because its natural texture is quite soft, it could not really feel like meat. Use synonyms
Similarly
, wearing a jacket made from the imitation of tiger leather is not as comfortable as using  real leather.
In summary, there are some advantages and disadvantages of changing the use of Linking Words
animals
. In Use synonyms
this
 case, I completely disagree, but it is important to note that the animal's life is as important as ours.Linking Words