Tokyo's Shibuya is famed for its Scramble Crossing, where crowds of people crisscross the intersection in a scene symbolizing urban Japan’s congestion and anonymity. It may have added another boasting right.

Tokyu Railways' trains running through Shibuya and other stations were switched to power generated only by solar and other renewable sources starting April 1. That means the carbon dioxide emissions of Tokyu's sprawling network of seven train lines and one tram service now stand at zero, with green energy being used at all its stations, including for vending machines for drinks, security camera screens and lighting. Tokyu, which employs 3,855 people and connects Tokyo with nearby Yokohama, is the first railroad operator in Japan to have achieved that goal. It says the carbon dioxide reduction is equivalent to the annual average emissions of 56,000 Japanese households. ...continue reading