Statements (40)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
biosphere
ecological zone |
| gptkbp:contains |
gptkb:Bacteria
fungi microbial life archaea |
| gptkbp:contributedTo |
nutrient cycling
global carbon cycle |
| gptkbp:depthRange |
a few meters to several kilometers below surface
|
| gptkbp:discoveredBy |
20th century
|
| gptkbp:estimatedBiomass |
15 to 23 billion tons of carbon
|
| gptkbp:firstMajorDiscovery |
gptkb:South_African_gold_mines
deep ocean drilling projects |
| gptkbp:foundIn |
rocks
oceanic crust sediments aquifers |
| https://www.w3.org/2000/01/rdf-schema#label |
deep biosphere
|
| gptkbp:locatedIn |
gptkb:Earth
|
| gptkbp:notableContributor |
gptkb:Jan_Amend
gptkb:Katrina_Edwards gptkb:Tullis_Onstott |
| gptkbp:powerSource |
hydrogen
methane chemosynthesis iron reduction sulfate reduction |
| gptkbp:relatedTo |
extremophiles
habitability subsurface biosphere |
| gptkbp:significance |
biogeochemical processes
limits of life on Earth potential for extraterrestrial life |
| gptkbp:studiedBy |
astrobiology
geology microbiology geomicrobiology |
| gptkbp:temperature |
below freezing to over 120°C
|
| gptkbp:bfsParent |
gptkb:The_Deep_Hot_Biosphere_(book)
|
| gptkbp:bfsLayer |
7
|