In mid-July at the construction site at 1 Java Street in Brooklyn, New York, the outside temperatures can reach sweltering highs in the 90s. But 500-feet underground, it’s 55 degrees all year round.
Dear Angie: I have a ground-source geothermal heating and cooling system. This summer, we've endured a significant drought and heat wave in our area, and I've noticed that our geothermal system has ...