Internet Research with Google Advanced Search

Date

If currency of information is crucial to your topic, it is possible to limit the results to only those pages which have been updated within a selected recent period of time.

To limit the previous search to just pages updated in the last three months, choose this option from the drop down menu in the Date box:

Result: In January 2002 just over 70 sites resulted.

Try this for yourself: Do a search on the topic, the economic impact of climate change on agriculture in Australia, and specify only Australian educational sites updated within the last year. Google Advanced Search

How did you go? In January 2002 approximately 65 sites resulted.