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Biosphere II
Lens: Various Camera: K-5 Photo Location: Near Oracle Jct AZ 
Posted By: SpecialK, 04-19-2014, 10:59 AM

Biosphere II, north of Tucson, is an Earth systems science research facility owned by the Univ of Arizona since 2011.





A guided tour covers covers about mile in distance, with 150 steps.


You have to get there, first.




The main greenhouse.


Entrance into the facility.


Inner lobby.


Greenhouse tour.


Overlooking the "ocean".


Rain forest.


Bamboo.


The "ocean".


In the desert area.


In the basement. Lots of pumps and air conditioning.


Two variable-volume chambers ("lungs") allowed the air to expand and contract, and not be vented the the atmosphere.


Pressure differences set up a big blast when exiting.


Exiting the lung.


Various buildings.





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