Climate change is bringing more extreme weather events that lead to floods, fires and droughts. People around the world know that we need to reduce our carbon emissions, and many experts say that getting rid of gas-powered vehicles would go a long way toward meeting that goal. But is a ban on gasoline-powered cars really a good idea—or even possible? To discuss this, Doha Debates is joined by author and climate activist Aakaash Ranison and journalist Jonathan Miltimore.