Biogas is a mixture of different gases produced by the breakdown of organic matter in the absence of oxygen, is primarily composed of methane and carbon dioxide, and may have small amounts of hydrogen sulfide, water, and siloxanes. — ENVO
Machine-generated and unreviewed. Its grounding comes
from the seeder's rules, not from a curator.
Source attestations
Each upstream vocabulary's own account of this habitat. Assertion
counts are per-source units and are not comparable across sources —
GOLD counts organisms, BacDive strains, PREGO taxa.
What each upstream vocabulary says about this habitat
Source
Label / path
Assertions
Unit
GOLD
Engineered > Bioreactor > Anaerobic > Biogas 2 GOLD ecosystem node ids share this path; first shown. See data/raw/gold_ecosystem_paths.tsv.