Climate One At The Commonwealth Club

When Ridley Scott envisioned the dystopian Los Angeles of 2019 in “Blade Runner,” he probably didn’t think about how much energy would be needed to run those flying cars and sky-high animated billboards. Or what all those carbon emissions would be doing to the climate. We’re now living in the world of 2019. Flying cars are still in the future. But with over half of the global population living in urban centers, and another 2.5 billion expected to join them by 2050, maybe it’s time to take a step backward when it comes to getting around the city. “We know that if you invite more cars, you get more cars,” says architect and urban planner Jan Gehl. “If you invite and make streets you get more traffic. And if you can make more bicycle lanes and do it properly, you get more bicycles. “And if you invite people to walk more and use public spaces more, you get more life in the city. It's the same mechanism -- you get what you invite for.” The cities of today have to prepare for a future that includes more