Reports & Materials

Technical Report

e21 Initiative: Phase I Report

Phase I Report: Charting a path to a 21st century energy system in Minnesota


Optimizing Existing Rooftop Unit Energy Efficiency

What cost-effective options are available for building owners interested in reducing their building’s energy use? Rooftop unit retrofits are discussed as a scalable energy-saving approach.


Second Hand Smoke in Minnesota Muli-Unit Housing

Presented at the International Society of Exposure Science 24th Annual Meeting.


Community Energy Forum | How Community Actions and Resources Will Shape our Energy Future

Presentations by local and national energy experts discussing communities role in the future of energy.


German Infrastructure Impacts Minnesota Energy Thinkers

Ken Smith of Ever-Green Energy and Betsy Engelking of Geronimo Energy share what they learned through Germany's experience with renewable energy.

Technical Report

Advanced Rooftop HVAC Unit Controls Pilot

This pilot is field tested two advanced rooftop HVAC unit control strategies to determine cost-effective energy efficiency retrofit options for small to medium-sized businesses.

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Technology Forum Presentation Videos

What will the next 35 years of efficiency innovation look like? Experts weighed in on Tuesday June 24, 2014 at CEE's special 35th anniversary forum and networking event.


How Utilities are Benefiting from Minnesota's New Energy Savings Platform

Joe Plummer of the MN Division of Energy Resources and Jeff Haase of Great River Energy provide background information about the platform, who it benefits, and the goals and requirements for utility use.

Technical Report

Why Pay for Two Condensing Systems When One Will Do?

This paper covers the CEE's ongoing assessment and guidelines for combined domestic space and water heating systems.


National Governor’s Association Learning Lab on Public Facilities