Japan

Norway becomes first rich nation to meet developing world demands for 40 per cent cut in emissions by 2020

ANA believes that empty bladders will equal fewer carbon emissions

Leading domestic companies to jointly work on chip aimed at challenging Intel’s dominance

Demands from countries such as China that Japan takes tougher action on climate change appear to have had an effect

Better Place hopes pilot scheme will lead to adoption in other cities

1GW project aims to transmit solar energy to Earth within three decades

Floating solar-powered discs dispatched to clean canal and moat in Osaka

Electricity bills expected to rise as utilities pass on costs of new feed-in tariff

Global march of the Prius continues as Japanese auto giant confirms 2011 launch for smaller hybrid car

Government panel says households to share the expense, spending $809 annually