Energy Index

Word of the Month: Clo

January 14, 2019
Clo is a unit of measurement used to describe the amount of thermal insulation provided by a clothing garment or outfit.

Web App

July 11, 2018
We have built our Campus Energy Education Dashboard and comfort feedback tools as web apps for you to learn about and contribute to energy saving efforts on campus. Read more to learn about why we chose web apps as our platform.


May 08, 2018
What does HVAC stand for?

HVAC stands for Heating, Ventilation and Air Conditioning, which describe the functions of an HVAC system. HVAC systems can be found in just about every building in the world, from your house or apartment to the classrooms and labs on campus. In this blog post we will dive into how these systems work in general, and what they do on campus. 



February 15, 2018
This month Joules is shedding light on how we heat and cool individual spaces.

Vampire Load

October 04, 2017
Like the stealthy monster, vampire devices slowly drain energy from plugged-in devices in your home without you noticing.

Degree Days

September 25, 2017
This month, Joules is showcasing what energy-saving professionals use to understand how the outside air temperature affect building energy consumption.

Solar Farm

August 21, 2017
This month Joules shows how the solar eclipse showcases our important solar energy is at UC Davis. 


July 07, 2017
Adjusting setpoints, even by a few degrees, can cause major energy-saving differences in a building. 


June 01, 2017
Joules' Word of the Month for June is "Economizer". Never heard of one? There may be one on your rooftop!


September 28, 2016
Energy comes in different forms. At UC Davis, we use electricity, steam, and chilled water to power, heat, and cool our buildings. Each usage is measured differently, so we convert it all to kBtu to compare total energy use.