How can plants be grown in soil-less environments?

Plants can be grown in soil-less environments using methods like hydroponics, aeroponics, and aquaponics. In hydroponics, plants are cultivated in nutrient-rich water solutions, while aeroponics involves misting the roots with nutrient solutions in an air environment. Aquaponics combines hydroponics with aquaculture, using fish waste to provide nutrients for the plants. These methods allow for efficient resource use and can promote faster plant growth compared to traditional soil cultivation.