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The EERE Blog includes updates to current Office of Energy Efficiency and Renewable Energy (EERE) projects, interviews with energy experts, and success stories about EERE’s technology offices and national laboratories. Subscribe to the blog email list.

January 13, 2017
A new report from the Energy Department examines how future changes in transportation and mobility will impact energy consumption in the U.S. | Photo by Dennis Schroeder/NREL
Examining the Future of Mobility and Its Energy Impacts

Americans today have more options and access to different travel options than ever before. As technology breakthroughs continue — such as fully...

January 12, 2017
A new report by the Energy Department's Workplace Charging Challenge found that employers participating in the Challenge find more than 90% employee satisfaction with their workplace charging programs.
Creating a Sustainable Commute with Electric Vehicles and Workplace Charging

In 2016, despite another year of unusually low gasoline prices averaging $2.24 per gallon, there are now more than half a million plug-in electric...

January 10, 2017
EERE Success Story—Empire State Strikes Back: Solar Will Help New York City Rebound After National Disasters
With the help of the SunShot Initiative, Sustainable CUNY began work on the Smart Distributed Generation (DG) Hub-Resilient Solar Project, a roadma...
January 10, 2017
5 Questions with David Friedman: From FutureCar to the Future of Clean Energy
During his time in college 20 years ago, David Friedman joined the FutureCar Challenge team to broaden his perspective of hybrid and battery-electr...
January 9, 2017
A Baker Hughes geothermal drilling operation in progress.
New Drilling Technology Could Drive Advances in America’s Geothermal Energy Industry

Our Geothermal Technologies Office continues to push the envelope of what's possible in conventional drilling operations. The latest success is a...

January 6, 2017
A rendering of a 350kW XFC charging station by Electrek.
Pump up the Charge with Extreme Fast Charging

A common criticism of electric vehicles is that they take too long to charge. But a brand new technology called Extreme Fast Charging could charge...

January 5, 2017
At the Regional Test Center in Williston, Vermont, researchers are examining how framed (in the background) and frameless (in the foreground) solar photovoltaic modules handle snowy conditions. | Photo Courtesy: Sandia National Laboratories
Let it Snow: How Solar Panels Can Thrive in Winter Weather

Winter is here and many parts of the country have already seen snow. Although at first blush it may seem that solar power is ideal for the summer,...

January 5, 2017
Cleaning up nutrients from surface waters while growing biomass for biofuel production. Photos Courtesy | Sandia National Laboratories
EERE Success Story—Double-Win “Algal Turf Scrubbers” Help to Clean Up Baltimore Harbor and Fuel Cars
Algae absorb nutrients and produce oxygen—ecosystem services that are vital to the health of impaired water bodies like the Chesapeake Bay and Gu...
January 5, 2017
Photo of a man switching on or off a light switch on a wall.
Energy Department Veteran Saves Electricity One Light Switch at a Time
Lighting makes up nearly 10% of the energy costs in our homes. But how many of us actually flip off that switch when leaving the room? Tien Nguyen ...
January 4, 2017
Minnesota Increasing Building Efficiency with Proven ESPC Model

One of America’s coldest states on average is dramatically cutting its #energy costs in public buildings with funding support from the Energy...

January 3, 2017
EcoSnap-AC is a simple snap-together system—with indoor and outdoor components that snap together with a connection through a wall. EcoSnap-AC provides the convenience of a room air conditioner while delivering higher efficiency, reducing noise, improving aesthetics, and eliminating air leaks and water intrusion. | Photo by Dennis Schroeder/NREL
7 Award-Winning Clean Energy Inventions of 2016

When the R&D 100 Awards – also known as the “Oscars of Innovation” – were handed out, seven EERE-supported technologies invented by our...

December 29, 2016
Researchers monitor the progress of the new photovoltaic array at the National Renewable Energy Laboratory. Photo Courtesy | National Renewable Energy Laboratory
EERE Success Story—International PV Manufacturing Standards Improve Investor Confidence

SunShot funding is enabling researchers from the Energy Department’s National Renewable Energy Laboratory (NREL) to develop a solution for...

December 28, 2016
The Saddleback Ridge Wind Project in Maine. | Photo courtesy of  Ken Boulier, Patriot Renewables
Year in Review: The Coolest Clean Energy Stories of 2016

Time flies when you’re having fun—and when you’re in the midst of a clean energy revolution. As 2016 comes to a close, let’s take a look at the...

December 27, 2016
This infographic summarizes the production potential, as well as the economic and environmental outcomes, of utilizing 1 billion tons of biomass per year. To see the kinds of biomass that could constitute the bioeconomy, check out the <a href="" target="_blank">“Enabling the Billion-Ton Bioeconomy”</a> video.
Envisioning the Economic and Environmental Outcomes of Tripling the U.S. Bioeconomy
Within the next 15 years, the United States has the potential to sustainably produce at least 1 billion tons of biomass annually, according to the ...
December 23, 2016
Cloudy skies curb solar production, but new technologies can help. | <em>Photo credit: Tristan Twisselman/BHE Renewables</em>
Accurate Solar Energy Forecasting Could Save Ratepayers Millions

More accurate solar forecasting — day-ahead predictions of solar energy generation levels — could save American ratepayers millions of dollars. But...

December 22, 2016
This Holiday Season, Beware of “Miscellaneous” Scrooges

Miscellaneous electric loads (MELs) represent appliances, equipment, and devices that use electricity but don't contribute to a building’s core...

December 22, 2016
EERE Success Story—Sowing the Seeds for Improved Home Energy Efficiency in Florida
A common obstacle to accelerating American investment in home energy efficiency is the up-front cost of home energy upgrades and other sustainable ...
December 21, 2016
Connected Thermostats Offer Gateway for Increasing Energy Savings
A study found 45% of homeowners indicated they plan to install smart systems or devices as part of their home renovation projects.
December 21, 2016
Seismic sensors ready to deploy in northern Nevada, to help identify new geothermal plays. Photo Courtesy | Optim Software
EERE Success Story—GTO Funding Supports Push to Identify New Geothermal Plays
The Department of Energy’s (DOE) Geothermal Technologies Office reported completion last week of seismic data acquisition at two key geothermal s...
December 21, 2016
Party Like It's 1985: Nintendo Classic and the Story of a Clean Energy Revolution
The mini Nintendo Classic has everyone partying like it’s 1985 again. Yes, technology has certainly come a long way in 30 years. Take clean energ...
December 19, 2016
Test Center Powers Up Wind Tech

When the wind turbine industry needs to test out new designs, it turns to the National Wind Technology Center at the National Renewable Energy...

December 16, 2016
EERE Success Story—The Future's So Bright, You've got to Wear Shades: The Roles of the Department of Energy, National Laboratories, and...

​In 1975, the U.S. Department of Energy (DOE) decided to harness the power of the sun, launching the Solar Energy Research Institute, which later...

December 15, 2016
Sandia researcher Isaac Ekoto, left, and former postdoc Will Colban prepare to conduct laser-based velocity measurements at the Combustion Research Facility. The measurements are used to help understand the flow features involved in the creation of in-cylinder carbon monoxide distributions in automotive diesel engines. | Photo Courtesy: Sandia National Laboratory
EERE Success Story—Cleaner, Lower Cost, and More Efficient: How Cummins Created a Global Marketplace for Better Diesel Engines through ...

Cummins approached researchers at three of the national laboratories—Sandia National Laboratories (SNL), Los Alamos National Laboratory (LANL), and...

December 13, 2016
Photo Courtesy | Sandia National Laboratory
EERE Success Story—Department of Energy Harnesses the Power of Wind

The U.S. Department of Energy’s (DOE’s) Wind Energy Technologies Office addresses a number of pressing energy needs, from improving technology...

December 13, 2016
Photo Courtesy | Lawrence Berkeley National Laboratory
EERE Success Story—Aeroseal and Lawrence Berkeley National Laboratory Develop Technology to Find and Fill Building Energy Leaks

Many residential and commercial buildings leak air like sieves, wasting up to 40% of their heating and cooling energy. The primary reason for this...