Toyota

But hybrids in US and Japan may need a software upgrade

Major new report finds hybrid models vary hugely in terms of environmental performance and value for money

Auto giant purchases 25 per cent stake in Australian mining firm as part of agreement designed to accelerate the extraction of lithium reserves for use in iconic Prius

Report released to coincide with North American International Auto show says electric cars and plug-in hybrids could account for more than 15 per cent of the market within five years

Electric vehicle efforts stepped up as firm looks to build on its hybrid dominance

Company plans to manufacture up to 10,000 Volts in first year, rising to 60,000 units in the near future

SAIC plans rollout of hybrid and all-electric autos over the next three years

Auto giant reveals plans for solar powered electric car charging stations

Japanese firm's solar cells to power up cabin's air con systems