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This Climate One podcast is sponsored by General Motors.

How will we power our future? Can we create a healthy and clean economy?

Climate One at the Commonwealth Club is at the forefront of the global debate about energy, economy, and the environment.

Bringing together the brightest and most provocative leaders of our time,

Climate One is the place where big ideas get heard.

With thoughtful and insightful discussions on policy, business, science,

and culture, Climate One founder Greg Dalton gets to the heart of the matter. It's our future.

It's time to come together. Hackers break into just about every big system these days, from

global ATMs to the Pentagon and national retailers.

Today on Climate 1, we'll talk about hacking into the biggest operating system of all,

the Earth's climate system that runs our weather and supports the economy.

For decades, a small group of researchers in the United States and other countries have been tinkering with the idea of hacking the sky.

By spewing dust into the air, they say humans could simulate volcanic eruptions, which are known to temporarily curl the earth.

As temperatures around the world continue to rise, the idea of such geoengineering has moved from science fiction to serious consideration.

Over the next hour, we will talk about the scientific, moral, economic, and technological

...