Two terms that are separated by an OR keyword has the search tool produce articles that has at least one of the keywords. For example, Apples OR Oranges produces results with Apples or Oranges or both.
Two terms that are separated by an AND keyword has the search tool produce articles that have all keywords present in the article. For example, Environment AND Fumes produces results with both Environment and Fumes present in the article.
Phrases contained within quotation marks has the search tool produce articles that have that specific phrase in the article. For example, "fossil fuel costs" produces results with the exact ordering of words.
Specify the year the article was published. The search tool will look for a matching data entry.
Specify the publisher's name. The search tool will look for a matching data entry.
Indicators are filtering keywords that help organize articles into categories. Selecting an indicator produces all articles under that specific category.
When viewing an article's summary, you can choose to favorite the article using cookies. Upon selecting 'My Favorites' as the indicator, you can view all articles you favorited for easier access.
When the 'Any' filter is selected, all articles that have at least one of the indicators are produced by the search tool.
When the 'All' filter is selected, all articles that have all selected indicators are produced by the search tool.
On going to the site's article page, there is a brief summary about the article, accompanied by the article's associated indicators. You can select any of the indicators to start a brand new search with those indicators.
You can click the 'Go to Full Article' button to access the article's full URL. Additionally, you can favorite an article for later viewing in your session. Using the browser back button will redirect you back to your search results and filters.
On viewing an article's page, you can choose to add an article to your favorites for your current session. Once added, you can access every article you favorited in the search page, using the indicator 'My Favorites'.