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CENE 150 Introduction to Environmental Engineering

A guide for CENE 150 students to help with their essays and video presentation using library resources

Editing Audio


Audacity is a free digital audio recording and editing software available on all Cline Library computers or by visiting Audacity is an ideal program to use if you have no experience editing audio but need to increase audio volume or clarity, clean up your audio, add effects, or reduce background noise.

Need to learn how to use Audacity? Click the image below to view a Udemy Audacity training course (available to NAU affiliates). 


Audacity course from Udemy screenshot

Adobe Audition

Adobe Audition is the industry standard audio editing program and is available on all Cline Library computers or through the NAU remote apps at Audition is more complicated than Audacity but has advanced features to clean and repair your recordings.

Need to learn how to use Audition? Click the image below to view a Udemy Audition training course (available to NAU affiliates). 


Adobe Audition course from Udemy screenshot.

Audio Assets

Want to add some extra audio or video elements to your video project to add character and make your project look more professional? Then Creative Commons assets are for you! Unlike most audio and video files you find online, Creative Commons files are free and can be used for educational purposes without any pesky copyright issues. This is because the creators of these assets specifically chose to make their files open and available for use. Just be sure that the files you use are actually listed as Creative Commons! Visit to learn more about the different types of Creative Commons licenses or check out the links below to find creative commons files that can easily be added to your video.

Creative Commons Audio LinksCreative Commons Logo