Primary Sources are recorded or written down at the time of the event and include items such as diaries, letters, newspaper accounts, photographs, artifacts, literature, maps and government documents.
Learn more about how to recognize and use primary sources in your research via the MSU Libraries' Special Online Exhibit: Primary Sources.
These are suggestions for finding data or statistics on various topics related to the environment. Data may not be available for your specific topic, but please reach out if you have questions.