As we continue our coverage of ag day at the Illinois State Fair, we want to turn our focus to agribusiness in the state.

In this special encore episode, we take you back to a conversation on tech in the classroom: should devices like Chromebooks and iPads be limited or actively used? Plus, when Prohibition became official in 1920, advocates wanted to make sure it was enforced. But that also had a darker side, including anti-immigrant violence supported by the KKK. Also, it’s been a tough few years for farmers who sell produce through CSAs, in part due to more competition from big grocery stores and others cashing into the local food market. We look at how farmers are adapting and what policymakers can do to help.

Puerto Rico’s hot winter days and warm nights have played a key role in the global seed business for more than 30 years. So, the devastation wrought on the U.S. territory by Hurricane Maria in September stretches to the croplands of the Midwest and Great Plains.

Central Illinois corn and soybean farmer Norbert Brauer said he remembers when he could plant an acre of corn for about $100 total — but that was nearly three decades ago.

Warm temperatures and extreme weather will thwart agriculture production and threaten U.S. food security, an executive-branch assessment on climate change released in early May found.