Use NUsearch, the library's search and discovery tool to locate books in the library collection.

• Select the Books, Images, & More option:
  


• Enter search terms:
  

Some potential search terms include:

• Climatology -- History (subject search)
• Global temperature changes (subject search)
• Climate change AND history (keyword search
• Global warming -- Developing countries (subject search)
• climate change AND health (keyword search)
• Greenhouse effect, Atmospheric (subject search)

Important: If the libraries do not hold a source that you need (book, article, video) use Interlibrary Loan to request from another library. Use WorldCat to locate additional materials not held in the Northwestern libraries but that can be request through Interlibrary Loan.

Important: The Hathi Trust is also a great source for finding books and other sources.