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June 2022
Decarbonizing Windows Takes a Big Step Toward Industry Certification
In our world where windowless buildings rarely exist, the subtle significance of windows can easily be lost. Today, windows are responsible for about 10% of energy use in buildings and influence end uses that comprise 40% of building energy use.
Solar Decathlon Expands, Bringing Zero-Energy Programs to High School Students and Mid-Career Professionals
At the DOE Solar Decathlon 2022 Competition Event, Secretary of Energy Jennifer Granholm announced the launch of two Solar Decathlon workforce development programs to bring the collegiate competition's sustainable buildings expertise, experience, and mentorship into high school classrooms and architectural studios across the country.
May 2022
Building Experts Needed To Tackle Critical Challenges for Clean Energy Economy
NREL provides technical support to the residential construction industry through its Subject Matter Experts (SME) program.
NREL Pledge Curbs Emissions as Part of Larger DOE Initiative
Martin Keller, director of NREL, said he expects the Flatirons Campus near Boulder, Colorado, will reach net zero emissions annually by the end of fiscal year 2023 and the South Table Mountain Campus outside Golden, Colorado, to hit that achievement three years later.
April 2022
Win-Win: Prize Competitions Drive U.S. Clean Energy Entrepreneurship
NREL customizes competitions for DOE technology offices—solar, water, buildings, geothermal, and others—to meet industry needs. American-Made is a pillar of DOE's activities, incentivizing U.S. entrepreneurs to strengthen American leadership in energy innovation and domestic manufacturing.
March 2022
News Release: Scientists Show Large Impact of Controlling Humidity on Greenhouse Gas Emissions
Greenhouse gas emissions from air conditioners are expected to climb as economic growth drives efforts to control both temperature and humidity, according to an analysis by scientists from the National Renewable Energy Laboratory and Xerox PARC.
55 Solar Decathlon Design Challenge Teams Advance as Finalists
Fifty-five teams representing 38 universities are advancing as finalists in the U.S. Department of Energy Solar Decathlon 2022 Design Challenge.
February 2022
Addressing Energy Challenges of Housing Health Care Professionals on Remote IHS and U.S. Tribal Lands
The Indian Health Service (IHS) serves 2.6 million American Indians and Alaska Natives annually on a mission to raise physical, mental, and spiritual health. One of the biggest hurdles is staffing.
Blok-by-Blok: Lower Emissions and Costs With Net-Zero Energy Modules
A new report from Blokable, the Wells Fargo Innovation Incubator (IN2), and the National Renewable Energy Laboratory (NREL) details actionable pathways to developing and building net zero energy (NZE) housing without increasing costs yet still reducing greenhouse gas (GHG) emissions. IN2 is managed by NREL's Innovation and Entrepreneurship Center.
REopt Is Not Lite Anymore
REopt, a free, techno-economic decision support model, helps users optimize energy systems for buildings, campuses, communities, and microgrids. Once called REopt Lite, the REopt tool is dropping the "Lite" in 2022 to better reflect its true status as a heavy-hitting and comprehensive optimization tool.
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Last Updated May 5, 2025