Darius Rafieyan

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DAVID GREENE, HOST:

As cities all over the world grow, they're struggling with crowded streets and polluted air. New York City has decided to try out one possible solution: congestion pricing. Drivers will soon be charged a toll to enter certain crowded neighborhoods. Officials hope it will cut down on traffic and bring in badly needed funds to help repair the city's public transportation system.

Today on the show, Stacey Vanek Smith and Darius Rafieyan venture out into Midtown Manhattan during rush hour to see if congestion pricing is the solution that New York needs.

New York City is grappling with a measles outbreak. There have been 283 reports of measles in Brooklyn alone, compared to more than 500 nationwide, according to the Centers for Disease Control and Prevention. Mayor Bill de Blasio declared a public health emergency last week, requiring people living in parts of Brooklyn to get vaccinated.

Measles can cause serious long-term harm, to individuals and to the economy. On today's show, we examine how high the costs can go, and where they are incurred.

Global demand for hazelnuts is on the rise, but the industry has a problem. More than 70% of the world's hazelnuts come from just one place: Turkey. And that leaves producers and Nutella lovers everywhere vulnerable.

But lucky for them one scientist in New Jersey has spent the last 23 years on a global quest to reinvent the hazelnut. And now his dream may finally be coming to fruition.

Today on The Indicator: how one man's lifelong obsession could end up revolutionizing an entire industry.