Q. Can you help me find information on pollution, I am comparing Germany's air quality to the U.S.'s air quality?

• United Nations Environmental Programme (UNEP)  

• United Nations Framework Convention on Climate Change

• Greenfile Ebsco database  

• Environmental Studies and Policy Database  - use terms air quality, clean air, Germany

• JSTOR  - Use terms such as air quality, pollution, Germany, compar* (with truncation symbol)

View Libguide on Sustainability for additional sources 

Keywords: 

• pollution
• contamination
• atmosphere
• degrad* (with the truncation symbol to reach “degraded, degradation, degrade”)