Nissan offers 2G Leaf owners a $199 3G upgrade, with just 24 days left

2015 Nissan LeafSince it was launched in December 2010, the Nissan Leaf electric car has been offered with a telematics system that relies on a cellular connection. NissanConnectEV, previously known as Carwings, lets owners monitor functions like climate control and charging remotely, and find nearby charging stations. When the system launched, it was based on a...

Supercapacitor energy density could soar using contact-lens polymer

contact lens (photo via Wikimedia Commons)Engineers are nothing if not creative. Significant research is going into improved ways of storing electricity, including alternatives to the currently dominant lithium-ion battery-cell chemistry in electric cars. That includes using supercapacitors to substitute for storage batteries in some circumstances. DON'T MISS: Batteries from junkyard...

Which type of Green Car Reports articles are least valuable? Poll results

2017 Toyota Prius Prime test drive, Ojai, California, Sep 2016Last week, we wrote about the results of a Twitter poll we put up to get a feel for what our readers like best about the site. The flipside of "most valuable" is "least valuable," so we put up the same list of choices again, this time asking survey respondents to rank their least favorite types of articles. Surprisingly, however, the results...

Used electric-car batteries should be recycled, not reused: report

Battery pack assembly for 2015 Chevrolet Spark EV electric car at GM's Brownstown, Michigan, plantEven after they have degraded too much for continued automotive use, the lithium-ion battery packs in electric cars still have significant useful storage capacity. That's led several automakers to experiment with alternative uses for these "second-life" batteries in stationary energy storage. Battery packs can store energy generated by renewable...

Used electric-car batteries should be recycled, not reused: report

Battery pack assembly for 2015 Chevrolet Spark EV electric car at GM's Brownstown, Michigan, plantEven after they have degraded too much for continued automotive use, the lithium-ion battery packs in electric cars still have significant useful storage capacity. That's led several automakers to experiment with alternative uses for these "second-life" batteries in stationary energy storage. Battery packs can store energy generated by renewable...

Diesels to lose two-thirds of current market share in 10 years: report

BMW quad-turbocharged 3.0-liter 6-cylinder diesel engineSometimes interesting predictions come buried inside a completely different topic. Take, for example, an investment note on the auto-parts supplier Continental contained in a roundup of industry research, market analysis, and news items issued yesterday by investment bank UBS. It contains the prediction that diesel engines' share of the global...

BMW plans to sell 100,000 plug-in cars in 2017, CEO says

2017 BMW i3Among the established German luxury automakers, BMW has so far shown the greatest commitment to electric cars. It launched the "i" sub-brand dedicated to plug-in cars in 2013, and continues to sell the i3 electric city car and i8 plug-in hybrid sport coupe. BMW has also rapidly expanded the number of plug-in hybrids based on existing models in its...

Tesla to recall certain accessory adapter cables for overheating risk

2016 Tesla Model STesla will voluntarily recall about 7,000 electric-car charging adapters after two reports of overheating resulting in melted plastic on the adapters. The adapters are accessory items sold by Tesla online, but were manufactured by an outside supplier. They haven't been sold in six months, according to Tesla. DON'T MISS: Tesla takes it to Michigan...