Walmart is going to use blockchain to stop the spread of E. coli and other diseases in lettuce

Nutrition labeling on sugary drinks hardly gives understandable measurements so that consumers can make informed choices for their well-being. Outside of the United States, other countries like Mexico have tried the “12 teaspoonfuls” campaign that clearly informs consumers what is in their soda, and Ecuador has tried the traffic-light label to demonstrate nutrition information through colorful symbols. Both of these approaches have shown to be successful at reducing the consumption of high-sugar goods.

Sourcing food locally is an increasingly popular trend. New tracing technologies will make it easier to see where fish are coming from. 

To decrease the nation's food waste, activists in Denmark showed the people that it was safe to buy and consume items that were very recently expired. From live demonstrations where celebrity chef features expired items in the entrees to reducing prices for out-of-date items, "Danes now throw away 25 percent less food than they did five years ago."

Concerned with colony collapse syndrome in honey bees worldwide, scientists, farmers and tech companies teamed up in Australia to create a micro-sensor that collects data on the bee's environment.

New York City suffered from fires that erupted in overcrowded, run-down apartments. Then the city sleuthed through residential records and found that landlords who foreclosed let their properties fall apart and ignored safety-code violations. Greater Toronto wants to expand upon New York City’s method by using transportation surveys, census data and computer data to build transit lines.

Dutch farmers are saying no to antibiotics for livestock. The Netherlands is in the midst of a high-stakes, government-mandated experiment: Can large-scale meat production succeed without routine use of antibiotics?

In war zones, people have a difficult time finding clean water and safe areas to inhabit. Social media, smart phones, and technology applications are aiding in people’s survival. In Aleppo, Syria, the International Committee of the Red Cross posted a map on Facebook to show alternative sources of clean drinking water that reached approximately 140,000 people.

The amount of plastic debris in our oceans and water sources - especially nanoplastics that are increasingly prevalent in our food chain - is so enormous it's often beyond comprehension, and immensely difficult to address. As countries continue to industrialize and single-use products become more commonplace, the flow of harmful plastics into the environment seems insurmountable. But a number of clever inventions and dedicated individuals are working to help get plastics out of our water - and more importantly - encourage practices to reduce, reuse, and recycle.

The life-saving vitamin folic acid is added to flour in the United States, but Hispanics tend to eat little flour. Adding folic acid to corn flour would reduce birth defects in Hispanic women in the U.S.

In the Mumbai slum of Dharavi, an NGO called Society for Nutrition, Education & Health Action (SNEHA) is working to make life safer by teaching men the importance of not being violent towards women. Through an app called Eyewatch, community members are able to document acts of domestic violence, which helps SNEHA team members locate victims and their abusers.