reporter: jerry bowers believes land-based aquaculture is a better idea. in terms is gaining momentum as consumers' demand, technology permits and the oceans reached their limits. we will visit a fish farm in the middle of some cornfields in indiana in our next installment. the pbs newshour, i am miles o'brien maine. host: thank you. stay tuned for part two coming soon. that is the newshour for tonight. join us online and again back here tomorrow evening. for all of us here at the pbs newshour, thank you for joining us and we will see you soon. >> major funding for the pbs "newshour" has been funded by ♪ ♪ >> for 25 years, consumer cellular has been offering plans to help people design -- to help people do more of what they like. to learn more visit consumer cellular.tv. >> the ford foundation working with visionaries on the front lines of social change worldwide. ♪ >> and with the ongoing support of these individuals and institutions and friends of the newshour including leonard and norma and patricia yuen. and with the ongoing support of these institutio