Biosphere and biodiversity: the lessons so far
Article Abstract:
The unexpected problems in managing the artificial environment of Biosphere 2 provide vital lessons on the importance of maintaining the viability of the natural ecosystems on earth. These problems included a drop in atmospheric oxygen concentration and a high rate of species extinction.
Publication Name: Science
Subject: Science and technology
ISSN: 0036-8075
Year: 1996
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Subterranean life
Article Abstract:
Subsurface microbiologists and groundwater ecologists are revealing that a wide variety of subterranean microorganisms are active in a wide array of geological formations and that their activity is important to the maintenance of life on the surface of the planet.
Publication Name: Science
Subject: Science and technology
ISSN: 0036-8075
Year: 1997
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The biosphere is going deep
Article Abstract:
The biosphere extends deep into the Earth's surface. Scientists have discovered diverse colonies as deep as 4.2 km. Microorganisms can exist as long as fluid is present and the temperature stays below approximately 100 degrees Celsius.
Publication Name: Science
Subject: Science and technology
ISSN: 0036-8075
Year: 1996
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