Biosphere 2

Biosphere 2 is a experiment place that is another place like Earth but they are experimenting how Earth is, for example, they are growing plants and making a coral reef with the actual water, and a beach, Earth has that. They are making another place like Earth, here are some facts about Biosphere 2

 There are: 

Dental effects of the coral reef
Large temperature overnight
Biosphere has a gigantic lung
 Worlds largest science experiment
Structure that weighs over a million pounds
Pumps
Motors
Creating another Earth
Adding plants
Beaches
Rocks
Rainforest
Large diaphragm weighing 15 tons


There you have it there are a lot of experiments there at Biosphere 2, here is some more facts about Biosphere 2
Planning and construction. The Biosphere 2 project was launched in 1984 by businessman and philanthropist Ed Bass and systems ecologist John P. Allen, with Bass providing US $150 million in funding until 1991.