Substrata 2, also written as Substrata², is a double album

Double album

A double album is an audio album which spans two units of the primary medium in which it is sold, typically records and compact discs....

 by ambient

Ambient music

Ambient music is a musical genre that focuses largely on the timbral characteristics of sounds, often organized or performed to evoke an "atmospheric", "visual" or "unobtrusive" quality.- History :...

 musician Biosphere

Biosphere (musician)

Biosphere is the main recording name of Geir Jenssen , a Norwegian musician who has released a notable catalogue of ambient electronic music. He is well known for his "ambient techno" and "arctic ambient" styles, his use of music loops, and peculiar samples from sci-fi sources. His track "Novelty...

 which was released on 6 June 2001.

The first disc is a remastered version of Substrata

Substrata (album)

Substrata is an ambient music album by Biosphere, released in 1997 by All Saints Records. It is considered to be a classic ambient album, consistently in the top 5 in surveys on the Hyperreal ambient mailing list....

, and the second disc is a soundtrack for Dziga Vertov

Dziga Vertov

David Abelevich Kaufman , better known by his pseudonym Dziga Vertov , was a Soviet pioneer documentary film, newsreel director and cinema theorist...

's 1929 film Man with a Movie Camera

Man with a Movie Camera

Man with a Movie Camera , sometimes called The Man with the Movie Camera, The Man with a Camera, The Man With the Kinocamera, or Living Russia is an experimental 1929 silent documentary film, with no story and no actors, by Russian director Dziga Vertov, edited by his wife Elizaveta...

, commissioned by the Tromsø International Film Festival in 1996, plus two bonus tracks from the Japanese version of Substrata (the last two tracks).

The cover image is a photograph of Taormina

Taormina

Taormina is a comune and small town on the east coast of the island of Sicily, Italy, in the Province of Messina, about midway between Messina and Catania. Taormina has been a very popular tourist destination since the 19th century...

railway station, Sicily.

Disc one

1. "As the Sun Kissed the Horizon" – 1:47
2. "Poa Alpina" – 4:11
3. "Chukhung" – 7:34
4. "The Things I Tell You" – 6:28
5. "Times When I Know You'll Be Sad" – 3:44
6. "Hyperborea" – 5:45
7. "Kobresia" – 7:12
8. "Antennaria" – 5:04
9. "Uva-Ursi" – 3:01
10. "Sphere of No-Form" – 5:47
11. "Silene" – 7:53

Disc two

1. "Prologue" – 0:19
2. "The Silent Orchestra" – 7:52
3. "City Wakes Up" – 5:58
4. "Freeze-Frames" – 6:46
5. "Manicure" – 4:43
6. "The Club" – 1:57
7. "Ballerina" – 7:50
8. "The Eye of the Cyclone" – 7:22
9. "Endurium" – 10:47