Green or not? Test your eco knowledge

Published On: Apr 22 2013 11:27:50 AM CDT   Updated On: Apr 22 2016 01:00:00 AM CDT

As you celebrate Earth Day 2016, find out if you're living as "green" as you think.

water heater installation
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iStock / JulNichols

The choice to go tankless when it comes to water heaters isn't a clear one. They're a lot more efficient, but says they also come with high upfront costs, unpredictable temperature swings and are a new and improving technology that could require a lot of maintenance.

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