Did you know you're emitting carbon just by reading this headline? Here's how — and what you can do to reduce it

If you're reading this, you're emitting carbon.

One online search uses about as much electricity as a light bulb left on for 35 minutes. Sending an email with a large attachment? That light bulb stays on for about an hour.

And, if digital technology were a country, it'd be the world's third-highest consumer of electricity behind China and the United States.