the economy built around canada's tar sands could collapse as early as two thousand and thirty r.t.s. alex mileage joins us now from toronto with this story alex what is fueling these dire predictions about canada's tar sands you know the environmental movement in many respects is gaining some steam especially when it comes to things like climate change and when you look at the tar sands all the c o two that's coming from there so that's one of the factors but it's not the. biggest factor and the biggest factor is remember the movie who killed the electric car well it looks like an hour's comeback in zombie form zombie apocalypse of cars electric cars are back and they're growing like crazy and this is the thing that's going to hurt the oil industry more than anything we can see companies like valvo and of course we have tesla out there that's all performing many car companies they're building electric cars in the building them big time we see cities and countries coming up with mandates to phase out gas powered cars and we're of even hearing from opec now look at this graph this really is