Growing plants for food was a significant step in the history of mankind. Growing plants for food in space and on other planets will be necessary for exploration of our Universe.
Javier Medina from the Spanish research council CSIC explains the attraction of plants for human exploration to supply oxygen and food.
He introduces current and future experiments on the International Space Station into plants and explains the logic of these greenhouses in space.
More about plant experiments on the International Space Station:
http://www.esa.int/Our_Activities/Human_Spaceflight/Research/Plants
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