Aired Saturday 2 December,
1:30am - 2:00amon BBC News
TechXplore
Series 1 Episode 4: JapanIn TechXplore, we visit a country to see it through the prism of technology and innovation. This time, tech-loving traveller Paul Carter is in Japan looking at how the drive to become more sustainable is leading to exciting developments in the country - from hydrogen powered cities and radical new concepts for solar power at sea to the next generation of robotic farms, designed to grow food hyper-efficiently.
Cast and crew