emissions and limit global warming. they've been offering generous subsidies to encourage drivers to make the switch to, well, more environmentally friendly electric cars. so far, they've worked, tempting new ev drivers to overlook less desirable factors like battery range, the higher price tag and a charging infrastructure that's still in its infancy and racing to catch up with demand. sales of electric passenger cars currently make up 14% of the total global car sales and have been doubling roughly every year. that's according to the iea, the international energy agency. but after a heady few years of booming sales, recent numbers show that the trend, while it's still growing, is slowing. the reason? well, rising costs in electricity in some countries have made running ev cars more expensive than driving on petrol or diesel. at the same time, those government subsidies, they're coming to an end. but prices of evs, they are staying high and that, according to the experts, is behind the worrying