Aquaponics is a combination of aquaculture and hydroponics (growing plants without soil). Fish provide the necessary nutrients for plant growth, which, by absorbing the nutrients, help clean the water where the fish live.
On TVN: Global Change
Cambio Global was a documentary series funded by National Televisión of Chile that presented stories of “people committed to their community, who promote lifestyles in harmony with the environment, fight against pollution, climate change, improper waste disposal and find a new meaning for their lives in activities related to ecology and the environment ”.