Hi Tynara
This is great. You have got the main ideas across but it isn't a copy of the original. Well done!
There are a couple of things you can do to make it better.
The first sentence doesn't state the topic - you need to say that science graduates are down (not all graduates).
The second last sentence needs rewriting to make the meaning clear.
It is also thought that people are suspicious of scientists because their treatments are sometimes unsuccessful.
I don't really understand the last sentence.
Perhaps you mean - The world will have to live without scientists if young people have no incentive and motivation to do science.
I really like this as a concluding sentence. Perhaps you could also add that this could have serious consequences.
Good job...
Mary