Katie Adie presents stories from Israel and Gaza, the USA, Ivory Coast and Bolivia.

At a UN school in Gaza, a teenage girl passed a handwritten note to BBC journalists listing her hopes for a more peaceful future. More than a decade on, Jeremy Bowen remembers that brief encounter - and whether her wishes will ever become reality. Speaking to young Israelis and Palestinians today, he discovers that mistrust between communities is as deep as it's ever been.

The US swing state of Georgia is undergoing a green energy boom, which is generating thousands of new 'green' jobs - but the issue of climate change remains a controversial one. Jordan Dunbar discovers how evangelical Christians are finding new ways to discuss the environment with sceptical Republicans, by focusing on a religious duty to protect the planet.

Abidjan in Ivory Coast is being transformed by a massive programme of road-building and infrastructure improvements - but tens of thousands of people have been forced from their homes and businesses in the process. This phenomenon is becoming increasingly common across Africa as cities modernise and expand at unprecedented rates - but at what cost? Sira Thierij reports.

In the town of Copacabana in Bolivia, dozens of vehicles arrive almost every morning outside one of the oldest churches in South America. The Blessing of the Automobiles has been held here since the 1950s. Rebecca Root joined the daily procession

Series producer: Serena Tarling