Using a closed ecological system to study Earth's biosphere:  initial results from Biosphere 2.
Nelson
M
M
Institute of Ecotechnics, London, UK, and Space Biospheres Ventures (SBV), Oracle, AZ 85623.
Burgess
T L
TL
Alling
A
A
Alvarez-Romo
N
N
Dempster
W F
WF
Walford
R L
RL
Allen
J P
JP
D000388:Air / Q000032:analysis; D018533:Biomass; D002245:Carbon Dioxide / Q000032:analysis*; D018556:Crops, Agricultural; D018534:Earth, Planet; D018504:Ecological Systems, Closed; D004463:Ecology; D004784:Environmental Monitoring; D005160:Facility Design and Construction; D006801:Humans; D008021:Life Support Systems; D010100:Oxygen / Q000032:analysis*; D012107:Research Design; D018505:Waste Management
D002245:Carbon Dioxide; D010100:Oxygen