The Drill Down
Get the dirt on geothermal education, stories and news

Geothermal Power Plant Frequently Asked Questions

What are the differences between geothermal power plants and geothermal heat pumps?  Even though geothermal power plants and geothermal heat pumps both derive energy from the earth’s heat, they differ greatly in function, size, and […]

How Will Installing a Home Geothermal System Impact Your Electric Bill?

The key to saving money on home heating and cooling is energy efficiency. Simply put, the more efficient your HVAC system is, the more bang you’ll get for your buck. You might be curious to […]

Can You Install Geothermal Ground Loops Through Bedrock?

One of the biggest misconceptions about geothermal is that having shallow bedrock, ledge or shale could make it more costly or impossible to install geothermal on your property. Fortunately, not only is it possible, it’s […]

5 Ways That Geothermal Can Go Wrong, and How to Do It Right

I’m Bryan Roberts — Sr. Energy Consultant. I joined Dandelion Geothermal as one of the first employees and have worked in clean energy and environmental planning for over a decade. Every year, my colleagues and […]

This Old House Explores Affordable Geothermal Heating and Cooling

The home-improvement show, This Old House, recently took an inside look at a Dandelion Geothermal installation in Albany, NY. Let’s explore some of the ways Dandelion is making home geothermal more affordable and accessible.  What […]

Does Dandelion Offer Any Geothermal System Warranties?

When you’re investing in your home, nothing is more important than quality. At Dandelion, we stand behind our geothermal products & services. We’re proud to offer industry-leading warranties on both our ground source heat pumps […]

4 Ways To Maximize Your Geothermal System’s Efficiency

Winter is upon us, bringing snow, ice, and all the cold we could ever ask for. Love them or hate them, the freezing temperatures outside always make us appreciate the simple joy of being cozy […]

Confessions of an Oil Man

Editor’s Note: This post was written by a former oil technician who prefers to remain anonymous. Everything herein is true.  Each year, millions of households across the U.S. burn home heating oil to stay warm […]

The Disadvantages of Geothermal

Geothermal contractors typically like to talk about all the positive benefits of geothermal heating and cooling, but are there any drawbacks to it? The truth is, upgrading to geothermal has some incredible benefits, but it […]

Geothermal Heat Pump Frequently Asked Questions

What is a geothermal heat pump? A geothermal heat pump (also called a ground source heat pump) is a renewable alternative to a furnace or boiler. It’s a critical component of a geothermal system.  A […]

How One Technology Keeps Your Food Cold and Your House Warm

Imagine having to drink tepid milk with your morning cereal bowl everyday, or having to go without milk in your icebox for a few days thanks to a missed delivery. In the past, preserving food […]

The 2021 Federal Geothermal Tax Credit: Your Questions Answered

If you’re interested in home geothermal, you’re probably curious about how you can save money with the 2021 federal geothermal tax credit. But as with many things related to government and finance, it’s not exactly […]

What’s The Difference Between Geothermal Power Plants And Geothermal Heat Pumps?

It’s easy to confuse geothermal power plants with geothermal heat pumps – they’re technically both forms of capturing geothermal energy. “Geo” comes from the Greek word for “earth”, and “thermal” comes from the Greek word […]

Geothermal Ground Loop Frequently Asked Questions

What is a ground loop? A ground loop is a series of pipes buried underground at a depth where temperatures stay consistent year-round. It serves as the critical link allowing geothermal heat pumps to use […]

When’s The Best Time to Install A Home Geothermal System?

The History of Home Geothermal Systems Geothermal is a reliable and historically-proven renewable energy. The modern concept of a geothermal heat pump actually has not changed much from the first design in 1852 by physicist […]

5 Tips For Hiring An Expert Geothermal Installer For Your Home

Did you know that poor geothermal performance is most commonly caused by improper system design or installation, not by any mechanical failure? That means choosing a qualified geothermal professional is even more important than choosing […]

“Dandelion was the most cost-effective geothermal installation.”

See why Bedford, NY homeowner David Fenton upgraded to Dandelion Geothermal.

“It’s a no-brainer, economically speaking and for the planet.”

See why this Bedford, NY homeowner upgraded to Dandelion Geothermal.

“All that’s required of us is changing the filters.”

See why this Dobbs Ferry, NY homeowner upgraded to Dandelion Geothermal.

“We questioned if it truly worked.”

See why this Chappaqua, NY homeowner upgraded to Dandelion Geothermal.

One Westchester Homeowner’s Geothermal Journey

One Dandelion customer walks through his decision to go geothermal and ditch his oil furnace.

Geothermal Heat Pump: How It Works, How Long It Lasts, and How Much It Costs

Dandelion discusses the benefits of geothermal energy including the decreased costs of maintenance, efficiency of the system, and the longevity of the system.