Countdown: Our Last, Best Hope for a Future on Earth?: Audiobook
According to The Books Insider's catalog data, the Countdown: Our Last, Best Hope for a Future on Earth? audiobook runs 18 hours unabridged, narrated by Adam Grupper (about 12 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 18 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 36 days |
| 1 hour / day | 18 days |
| 2 hours / day | 9 days |
| 1 hour / day at 1.5× | 12 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 18 hours, it runs longer than 97% of the 9,905 Social Science audiobooks in our catalog.
More narrated by Adam Grupper
Adam Grupper narrates 103 unabridged audiobooks in our catalog, 929 hours in all.
About as long, on the Social Science shelf
261 Social Science 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
Countdown: Our Last, Best Hope for a Future on Earth? is an audiobook by Alan Weisman: a 18-hour unabridged recording, read by Adam Grupper, released September 24, 2013, on the Social Science and Current Affairs, Law, & Politics shelves.
The listen at a glance
- Length
- 18 hrs
- Narrated by
- Adam Grupper
- Released
- September 24, 2013
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Social Science, Current Affairs, Law, & Politics, Animals & Nature (Non-Fiction)
- ISBN
- 9781478924555
How to listen to Countdown: Our Last, Best Hope for a Future on Earth? 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 Countdown: Our Last, Best Hope for a Future on Earth? audiobook?
Countdown: Our Last, Best Hope for a Future on Earth? runs 18 hours unabridged. At 1.5× speed that drops to roughly 12 hours.
Is the Countdown: Our Last, Best Hope for a Future on Earth? audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Countdown: Our Last, Best Hope for a Future on Earth??
Countdown: Our Last, Best Hope for a Future on Earth? is narrated by Adam Grupper.
Is Countdown: Our Last, Best Hope for a Future on Earth? worth listening to at 1.5× speed?
At 1.5× you'd finish in about 12 hours, saving 6 hours.