Environmental Monitoring Systems: Audiobook
According to The Books Insider's catalog data, the Environmental Monitoring Systems audiobook runs 3.5 hours unabridged, narrated by Jim D Johnston and Roy Williams (about 2.3 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 3.5 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 7 days |
| 1 hour / day | 4 days |
| 2 hours / day | 2 days |
| 1 hour / day at 1.5× | 3 days |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 3.5 hours, it is shorter than 77% of the 4,073 Animals & Nature (Non-Fiction) audiobooks in our catalog.
More narrated by Jim D Johnston
Jim D Johnston narrates 106 unabridged audiobooks in our catalog, 295 hours in all.
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- Christmas Holiday Story Collection: Short Stories Series for Kids
About as long, on the Animals & Nature (Non-Fiction) shelf
163 Animals & Nature (Non-Fiction) audiobooks in our catalog run within 10% of this length. The most popular on the store:
Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.
About this listen
Environmental Monitoring Systems is an audiobook by Jim D Johnston: a 3.5-hour unabridged recording, read by Jim D Johnston and Roy Williams, released June 13, 2026, on the Animals & Nature (Non-Fiction) and Teen & YA shelves.
The listen at a glance
- Length
- 3.5 hrs
- Narrated by
- Jim D Johnston, Roy Williams
- Released
- June 13, 2026
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Animals & Nature (Non-Fiction), Teen & YA
- ISBN
- 9780466834494
How to listen to Environmental Monitoring Systems free
New members at audiobooks.com get three free audiobooks with the trial.
Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.
Start listening freeQuestions listeners ask
How long is the Environmental Monitoring Systems audiobook?
Environmental Monitoring Systems runs 3.5 hours unabridged. At 1.5× speed that drops to roughly 2.3 hours.
Is the Environmental Monitoring Systems audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Environmental Monitoring Systems?
Environmental Monitoring Systems is narrated by Jim D Johnston and Roy Williams.