Explore Aquaponics with us, and learn how to grow a garden without soil, where food is free of chemicals, and no weeds grow. These systems allow you to work at waist high level with minimum energy exertion. Your vegetables can grow faster and at higher densities compared to traditional soil gardening.


Grow it. Build It. Share it with others.

Get equipped in natural farming, nutrition essentials, construction basics, aquaponics, water and sanitation technologies, permaculture design, renewable energy, and biblical-based community development principles. Get hands-on experience within YWAM Kona’s Natural Farm Training Center and Appropriate Technology Village.

Seminars open to public


Aquaponics system design and construction

Evaluating water quality and nutrient stream

Selecting suitable fish and plant species for aquaponics

Fish health management

Plant health management

Fish and plant harvesting

How can aquaponics be an effective tool for helping individuals, families and communities develop a sustainable food supply, and open doors for entrepreneurship?

Get Growing with Us!

Our Life Empowering Technology and Science Department has great opportunities for you to get growing and build up your Sustainable Technology skills: Participate in our FEWS School, a quarter-long practical course with an emphasis on Food, Energy, Water and Shelter (FEWS). Then, get additional hands-on experience with the FEWS topics — through an outreach opportunity with our YWAM Partners in the developing world!

Sustainable Technology Degree Track

Join us for the Sustainable Technology Degree Track and obtain academic credits toward fulfilling University of the Nations degree requirements.

Even if you’re not pursuing a degree program through the UofN, you may still participate in Food, Energy, Water and Shelter (FEWS). Join us for the Quarter — get changed for a lifetime!

Join our Team!

Get growing with the Life Empowering Technology and Science Department (LETS) at UofN Kona. We are an international team of individuals with a variety of interests, skills, and experience. Our heart is about sharing the “Practical Gospel” — helping families and communities encounter the love of God, and get empowered through Sustainable Technology!


Don Rogers

The Life Empowering Technologies and Science Department (LETS) is a team of individuals with a wide variety of backgrounds and experiences in community development and appropriate technology – agriculture, engineering, construction, medical and health care, and other applied sciences.

We embrace the power of the Gospel to restore communities and nations so they may reflect the heart of the Father, the mind of Christ and the power of the Holy Spirit.

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THE UNIVERSITY OF THE NATIONS IS NOT ACCREDITED BY AN ACCREDITING AGENCY RECOGNIZED BY THE UNITED STATES SECRETARY OF EDUCATION.  Admission to the University of the Nations (U of N) and any of its sponsored programs is open to qualified individuals regardless of race, color, nationality, ethnic origin, gender, and educationally unrelated handicaps. U of N reserves the right to change schedules and course offerings as deemed necessary.