Check out Wikipedia for all information about the history of Underwater Habitats. We just finished the preparation for the same article on the German Wikipedia and will continue to add the results of our investigations there.
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Nachdem wir uns dazu entschieden haben, alle Studien über bisherige Unterwasserstationen in die deutschsprachige Wikipedia einzupflegen, ist nun der Artikel über Geschichte und Technik von
The first idea for an undersea station developed in 2007 with the opening of the Underwater Station Forum on UnderwaterPromotion.com. In the following 5 years we collected nearly 250 evaluated contributions on 34 subjects. Without counting all hits of bots and search engines we had more than 200.000 interested readers. The page might have been fatally hacked, but all these contributions were not lost. We distilled them and are still publishing the summaries on CalamarPark.com since 2016. Still it is an open-source project and we ask everyone interested in the subject to contribute his ideas and comments via the comment function under each post.![Osmunda Regalis, Christian Fischer [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)],](https://calamarpark.com/wp-content/uploads/2016/10/Königsfarn.jpg)
The Tektite habitat was an underwater laboratory which was the home to divers during Tektite I and II programs. The Tektite program was the first scientists-in-the-sea program sponsored nationally. The habitat capsule was placed in Great Lameshur Bay, Saint John, U.S. Virgin Islands in 1969 and again in 1970. Get all information on 
Growing plants in the undersea station will be very difficult. But the experiment below brought the following question to my mind: If the site of the station would be the Mediterranean, which is a subtropical environment, then the main season would be the summertime. During that period many crops would not grow due to sunlight intensity and heat. The project in the video might be an alternative to use the seawater as a light filter and cooling medium. Would it be worth to investigate?