You should look at web sources that have recently been updated because a lot of times new information is present that could change the original point/evidence. This could discredit the source. You also should do this because the newer the information, the more credible it is in the time (older information could easily be outdated).
<span>An article explaining your ideas on how to best rescue endangered loggerhead turtle eggs
Reason:
The problem: The need to rescue endangered loggerhead turtle eggs.
The solution: Your ideas on how <em>best</em> to rescue the endangered species.
hope this helps</span>