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Chatting with RE Tech Advisors’ Deb Cloutier about data centers, lifecycle costs, and the value of federal data.

Last fall, my colleagues and I at Heatmap put together a comprehensive (and award-winning!) guide on how to Decarbonize Your Life. Though it contained information on everything from shopping for an EV to which fake meats are actually good, as my colleague Katie Brigham noted, “an energy-efficient home needs energy-efficient … gadgets to fill it up.” So we also curated lists of climate-conscious stoves, heaters, and washer-dryers — recommendations we made by talking to experts, but also by looking closely at appliances’ Energy Star certifications.
You’ve probably relied on these certifications, too. Overseen by the Environmental Protection Agency, Energy Star labels are recognized by 90% of Americans as indicating that an appliance is top of its class when it comes to saving electricity and money. According to the government’s estimates, the voluntary program has saved Americans $500 billion since it began in 1992.
But now all that appears to be reaching its end: Last week, EPA leadership told staff that the division that oversees the Energy Star efficiency certification program for home appliances will be eliminated as part of the Trump administration’s ongoing cuts and reorganization (although the president has also long pursued a vendetta against low-flow showerheads and dishwashers that “don’t work”).
To better understand the ramifications of such a decision, I spoke this week with Deb Cloutier, the president and founder of the sustainability firm RE Tech Advisors and one of the original architects of Energy Star. She provided technical guidance and tools as a consultant during the program’s development stages of the program, and later worked as a strategic advisor for the Department of Energy’s Better Buildings Initiative. Our conversation has been lightly edited and for length and clarity.
You’ve been involved in the Energy Star program since the beginning. Can you tell me a little about what the atmosphere was like when it was established back in 1992? Was there resistance to it from appliance manufacturers or Republicans at that time?
Energy Star represented a voluntary public-private partnership, meaning a nonregulatory approach to engaging the business community and catalyzing the adoption of strategic energy management. So at the time, it was the first of its kind. I wouldn’t say folks were just like, “Yes, let’s do this.” It was really new and different.
The other thing is that at that time, we had come out of the oil crisis of the 1970s, and people were starting to recognize the importance of where and how our energy was being produced. But we weren’t focused on thinking about it as an opportunity. For office buildings, the single largest controllable operating expense is your energy or utilities expenses; if the Environmental Protection Agency or the government could build awareness, develop tools, and help businesses understand how they could invest in energy efficiency and how that would translate to financial performance results for them — it was a great experiment. And it turns out that it’s the single most successful voluntary program we’ve had to date, saving over $5 billion annually.
It’s clear how losing Energy Star would harm consumers, but I’m curious to hear from you about how this is also bad for building owners and residents. What is the cost of losing this program, especially from a climate perspective?
The most important contribution of the EPA’s Energy Star program is that it has created a national standard to benchmark and measure efficiency and energy performance. You can’t manage what you don’t measure, and consistency across building types, ages, and sizes — it’s pretty complicated to make an apples-to-apples comparison.
One of the tools and resources that Energy Star has created, which I see as being embedded in the fabric of American businesses, is their benchmarking tool called Portfolio Manager. It is tied to dozens of state and local jurisdiction policies and legislation that range from building energy disclosure to mandatory best practices to maintaining and operating buildings and emissions thresholds. So the Energy Star rating system is tied not only to how organizations assess their whole building performance, but also to how it tracks and measures progress towards efficiency improvements and then gives a certification or recognition for the most highly efficient ones.
Another thing folks tend not to consider is the relationship between energy efficiency and grid stability. Energy Star-certified appliances, homes, buildings, and industrial facilities help to reduce peak demand, which improves grid stability and resilience. It also lowers the risk of brownouts and blackouts. Think about the growing demands of data center computing and AI models — we need to bring more energy onto the grid and make more space for it. People sometimes don’t realize that it is really dependent on a consistent, impartial standard as a level setting.
If you look at some of the statistics, they’re projecting that investments in new data centers will grow at more than a 20% compound annual growth rate, and that’s equal to $59 billion. It’s just astronomical how much more energy demand there will be. If you try to put that on top of a grid that is fairly antiquated and very inefficient in the way it generates, transmits, and distributes energy, then you are intensifying the potential problem.
I’ve heard about manufacturers or an outside energy or appliance group possibly setting up a replacement program if Energy Star is eliminated. What is the advantage of having the government specifically oversee Energy Star?
Three or four things make the federal government the most unique entity and the most well-equipped to oversee the Energy Star program. First, they have access to large data sets using CBECS, the Commercial Building Energy Consumption Survey, and RECS, the Residential Energy Consumption Survey. The government inherently is an impartial, unbiased group, and entities are willing to share their data with it, and that would not be the same if it were a third party or a privatized group. That data set is instrumental in creating the standards that allow you, for products, to evaluate the most energy efficient, or for buildings, to develop a one-to-100 score. Energy Star allows the top 25% to be recognized as exemplary energy performance.
The government also has access to the National Renewable Energy Laboratory resources; they have the data, and I believe they have the impartiality and the trust. Today, the Energy Star brand has over 90% consumer recognition. I would be concerned if manufacturers or others would produce confusion in the marketplace related to a single little blue label.
Is there anything consumers should know about making decisions or navigating their choices if we return to a pre-1992 landscape?
In the absence of an Energy Star label, one thing we can do is help consumers understand that it is not just about the first cost of a dishwasher or a washing machine or renting an apartment. It’s about total lifecycle costs. What the Energy Star label does is it helps you have confidence that [an appliance] will use the least amount of energy necessary to run over its lifetime. But if your product or apartment is full of less efficient appliances, you have to think about how much more energy you will pay for over that life cycle. That’s sometimes a difficult concept for folks to understand: They think of their first cost, not the cost to operate or maintain something over time, which is higher if it’s not energy efficient.
Is there anything else people often overlook when considering the ramifications of losing Energy Star?
Energy efficiency is important for all constituencies and all sectors of the U.S. economy. Some folks will be harder hit by this, and by that, I mean low-income housing, schools, hospitals, and public sector buildings. Those facilities often have very limited budgets, so energy efficiency is one of the lowest-cost, most effective investments with good returns. But if you’re a low-income family, think about it: If you make less than $33,000 a year for a family of four, your utility bills have an outsized impact on the total cost of living. If the total utility bill is $300 or $400 a month, then utilities represent 10% to 15% of your total income, so efficiency can have an outsized impact.
The other side of that is mission-critical facilities. Having the ability to run lights, air conditioning, and cooling is important for comfort, but in some facilities — like precision manufacturing or biopharmaceuticals, data centers, things of that nature — it becomes a mission-critical area, not a nice-to-have. We can help reduce the amount of energy used by those facilities, extend their useful life, help them maintain their systems longer, and allow those businesses to be more competitive.
What’s your read on how the proposed Energy Star elimination is being discussed right now?
There’s a lot of hyperbole about Energy Star being eliminated — it’s a fait accompli. It is important to note that Energy Star is a line item identified in the statute by Congress for approval for funding. It seems pretty unrealistic, from a judicial standpoint, that it would be able to be eliminated before the end of this fiscal year.
I know that there are many, many representatives, both Republican and Democrats, who support Energy Star. We’ve had 35 years of bipartisan support, and it has been earmarked in congressional law many times, through multiple George H.W. and George W. Bush administrations. And there are a lot of lobbying efforts that I’m personally aware of within the commercial real estate industry and the manufacturing industry, where folks are reaching out and doing calls to action for the House and Senate Appropriations majority members — similar activities to what we did eight years ago when Energy Star was directly under fire.
It seems like such a strange thing for the administration to go after. It’s not like appliance manufacturers were clamoring for this, right?
It’s very vexing to me. I don’t get it. If the Trump administration wants to focus on affordability in American households, energy efficiency isn’t the thing to cut. I’m not sure if it’s getting caught up in the fact that it is in the Office of Atmospheric Pollution Prevention, or because at the Department of Energy’s Better Buildings Program, Biden launched the Better Climate Challenge. I don’t know if it’s because it had some ties to climate, but what’s ironic is that it didn’t start as a climate program. It began as an energy efficiency program, and it’s always been focused on businesses and the financial returns on investment — it helps us attract capital and debt for investment in real estate. It’s really disconnected.
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Misan Lychee is made with “some” carbon dioxide captured “directly from the air,” along with 14.6 grams of added sugar.
I believe life should be a little bit silly, which is why I’m a sucker for a gimmick. A hotel just for napping? Sign me up. A “convenience store” full of items made of felt? I now own a bag of inedible Fritos. Hot sauce packaged to look like dynamite? Cute, add to cart.
And when I found out that you can buy soda carbonated with CO2 obtained via direct air capture, I said, Take my sixteen American dollars and put it on ice.
Misan Lychee (which yes, only comes in lychee flavor “at the moment”) represents the distant hopes and dreams of DAC. Currently, there isn’t demand for carbon dioxide at direct air capture prices; it’s much, much cheaper just to buy the concentrated byproduct of, say, natural gas- and coal-fired ammonia plants to carbonate your soda than to go through the trouble of sucking the 0.04% of the air that is CO2 out of the atmosphere for a few bubbles. That’s why the carbon removal industry is propped up by offtake agreements and credits, at least until Brutalism comes back in a big way and dramatically increases the demand for concrete manufactured with stored CO2.
Still, that hasn’t stopped companies from trying. You can buy carbon-sequestered beer, DAC vodka, CO2-captured perfume, and recycled-emission yoga pants. But unlike other consumer products that are, in many cases, made from waste gas captured during industrial processes rather than from true atmospheric CO2, Misan claims on the can to be made from “some” carbon dioxide pulled “directly from the air using a technology called direct air capture.” The bottle sports the logo of Bay Area-based AirMyne, a DAC start-up, which, on further investigation, turns out to own Misan.
My order arrived rattling around in a cardboard box, with three of the cans having popped loose from the six-pack in transit. As someone with no impulse control (which, upon reflection, might be related to my love of gimmicks), I immediately opened a can. Over my laptop. We both got drenched by the resulting geyser. CO2’s presence: confirmed.
What happened next was, admittedly, also user error. I took a sip and immediately went, “Yuck, what?” That’s because after a summer of drinking my way through every Waterloo flavor, I was expecting Misan Lychee to be a seltzer, too. Despite its website describing it as a “climate-forward sparkling water,” it is not, and you can taste all 14.6 grams of its added sugar. It has a moderately cloying, perfumy flavor that my dad described as “strawberry, but disturbing?” when I asked him to do a blind taste test. I think it’s perhaps closer in taste to pear, and I remain optimistic that someone who has more free time than me could come up with a recipe to turn it into a “sustainable” spritz.
Actually, to that point — is it sustainable? It notably doesn’t claim to be, and it has its skeptics. Richard Waite of the World Resources Institute pointed out on Bluesky that carbon dioxide is only “sequestered” until it leaves our metabolic system the usual way, via exhalation or burps. Still, his questions about the energy source of AirMyne’s direct air capture — and thus the carbon-emitting or -removing properties of the soda — generated lots of good puns in the replies. “Run out of polar before we run out of Polar” comes to us courtesy of Costa Samaras.
The second Misan Lychee I cracked also soaked me, although I was prepared this time and at least opened it out of range of electronics. I also paid more attention to the can, which has an unusual but not unpleasant matte feel. The list of ingredients on the back seems surprisingly long for the supposed golden age of “gut sodas” that advertise such things as the inclusion of “plant fibers.” Rather than prebiotics, Misan contains “xanthan gum” and an ominous concoction identified as “cloudy agent.”
If Misan isn’t healthier for me or the planet, then what is it for, exactly? I returned to the six lines of all-caps text printed on the front of the can:
Some of the CO2 in this can was pulled directly from the air using a technology called direct air capture (DAC). If scaled, DAC could do more than just carbonate your water. It could remove millions of tons of CO2 from the atmosphere, fighting climate change.
Gimmicks are, ultimately, ways to sell you something. Water gets packaged to look more “manly;” you might buy a Coca-Cola instead of a Pepsi if it has your name on it. But Misan isn’t ultimately selling itself with the promise of bubbles brought to you by DAC. It’s the other way around: Misan is the marketing vehicle for AirMyne. They want you to drink the DAC Kool-Aid.
Will I buy Misan Lychee again? Not likely: I have De La Calle! Mango Chili Mexican sodas to drink, made from the fermented rind of pineapples — BYOCO2, if you will.
Then again, never say never. If I learn about the existence of Misan Chikoo or Misan Pistachio-Rosewater during a weak moment, I’ll probably be down another $16. But I’ll open it over the sink this time.
On transmission corridors, China’s Russian reactor, and long-duration energy storage
Current conditions: Tropical Storm Cristobal formed in the Atlantic yet poses no real threats to land, unlike another budding storm gathering strength in the southern Caribbean • Powerful storms spurred derecho winds that spawned tornadoes across the Midwest and left 800,000 without power yesterday morning • Britain’s Met Office issued an amber weather warning as temperatures across eastern England soared to nearly 100 degrees Fahrenheit.

In the waning days of the Biden administration, the Department of Energy set about clearing one of the biggest bottlenecks to expanding America’s aging electrical grid: Literally expanding the grid. You don’t need to have read excellent books like Russell Gold’s Superpower or features like my colleague Robinson Meyer’s deep dive into the SunZia saga to know that building transmission lines is a huge challenge in the United States. To address this, the Biden-era agency proposed three National Interest Electric Transmission Corridors — essentially a series of projects in mostly red and purple states that could now enlist the federal government’s help to speed through the typical hurdles in getting approvals from so many jurisdictions and landowners across hundreds of miles of a power line’s route. Not anymore. On Wednesday evening, the Trump administration announced the cancellation of all three corridors, declaring projects that would likely have helped shore up the grid amid surging demand from data centers to be part of Democrats’ “Green New Scam.”
“Transmission policy must serve the American people — not special interests or a climate-alarmist agenda that drives up costs, worsens reliability, and disregards the concerns of local communities,” Secretary of Energy Chris Wright said in a statement. Still, his agency pointed to billions in loans it’s offered to utilities for grid upgrades and a study, released last month, highlighting what the Trump administration sees as the country’s future transmission needs. The rescission doesn’t necessarily mean the projects linked to the corridors are dead. When the Energy Department first announced the corridors in December 2024, the agency stressed that the designation didn’t guarantee federal approvals, merely speed projects on the pathway to getting answers. Those include NextEra Energy’s 73-mile Lake Erie Connector between Canada and Pennsylvania, two projects in the Southwestern Grid Connector Corridor, and the Transmission and Renewables Interstate Bulk Electric Supply Project in the Tribal Energy Access Corridor.
When Elon Musk announced plans last year to build out 100 gigawatts of solar manufacturing capacity, analysts and industry watchers scratched their heads. That’s more than double the amount of panels the U.S. installs each year at a time when photovoltaic factories face fierce competition from overseas competitors — namely China — and withering support domestically with the end of the federal tax credit designed to spur demand for American-made solar. Yet Musk is charging ahead with what Tesla has dubbed Project Crystal Sun. In a document submitted to Texas regulators, the company said it was “currently evaluating the feasibility of constructing its solar cell manufacturing facility at various locations across multiple U.S. states.” That includes the Lone Star State, to which Musk decamped from California. “Should Tesla make the decision to develop the proposed project in another state, Texas would miss the opportunity to attract billions of dollars in investment, help create thousands of full-time jobs for its residents, and become a hub for domestic solar cell manufacturing in the U.S.,” Tesla stated in the filing.
Things were also looking rosy for wind turbine manufacturers. Shares in Vestas closed nearly 20% higher on Wednesday after turbine orders bounced back, giving the company the liquidity to buy back its own stock. New orders for its turbines climbed from 2 gigawatts during the second quarter of 2025 to 3.35 gigawatts during the same period this year, the Financial Times reported.
The storms that barreled across the Midwest this week not only downed power for more than 800,000 people, they also left drivers without access to fuel. On Wednesday, the Northwest Indiana Times reported that gas stations in the region were running dry. “Today, we heard that this was open, and this is like the only thing that is open,” Mike Siedentopf, a resident of the Northwest Indiana town of Munster, told CBS News.
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The flagship reactors in China’s nuclear buildout are the Hualong One and the CAP1400, each of which borrows heavily from America’s Westinghouse AP1000. But it’s useful to remember that Beijing is diversifying its atomic fleet. One of the next reactors likely to enter into commercial operations is now Unit 7 at the Tianwan nuclear power station on China’s Yellow Sea coast. On Wednesday, NucNet and World Nuclear News reported that the plant had loaded its first fuel assembly into position in the core of the new reactor. This marks the first time fuel has been loaded into a next-generation Russian reactor in China. Like the AP1000 and China’s versions of it, Rosatom’s VVER-1200 is a third-generation pressurized water reactor, meaning it uses the standard technology for fission with state-of-the-art safety and cooling upgrades. CNNC, the plant’s operator, said it expects to begin commercial operation later this year.
With the battery market booming, the race to commercialize long-duration storage technologies has yielded plenty of attention-grabbing ideas. Form Energy’s approach is proving particularly magnetic for investors. The West Virginia-based startup is seeking to bring rust-powered batteries that last 100 hours to market. On Wednesday, the company unveiled a $750 million Series G financing round, bringing the total equity it’s raised so far to over $2 billion. Its iron-air batteries, which charge through a “reversible rusting” process, have already attracted deals with Google, utility Xcel Energy, and data center giant Crusoe.
Meanwhile, a company commercializing compressed air storage technology just raised another $230 million. Hydrostor uses electricity to compress air and store it in underground hard-rock caverns using water displacement. When the grid needs power, the stored air is reheated and expands, spinning a turbine that generates emissions-free electricity. The Canadian startup pulled in more funding from the Canadian government’s investment fund, Goldman Sachs, and Canada’s pension funds. Another backer in this round is the oilfield services giant Baker Hughes. “The grid needs bankable long-duration energy storage that can be deployed today to enable affordable and reliable electricity for all, and Hydrostor’s continued fundraising success is a testament to the potential of our A-CAES technology to get us there,” Hydrostor CEO Curtis VanWalleghem said in a statement.
A Dr. Phil-linked expedition to find oil in Greenland has been delayed as the island nation’s government rejects the consortium’s right to drill. On Wednesday, the United Kingdom’s 80 Mile exploration company announced the delay in its plans. “While we are disappointed that the timing of the Jameson drilling program has been impacted, the company remains fully committed to advancing this highly prospective project,” 80 Mile executive director Rod McIllree told the Financial Times.
This is an edition of Heatmap Daily, an evening review of the day’s news written by our executive editor. Sign up for it here.
El Niño is here.
The world’s largest ocean slipped into the weather pattern in the spring, according to the National Oceanic and Atmospheric Administration, and the sea surface is now significantly warmer than average in one important region. When you chart ocean temperatures on a map, the “El Niño tongue” (yes, that is what scientists call it) clearly appears:

It might be more accurate to describe El Niño as something that happens to the planet, though. The Pacific occupies about one-third of Earth’s surface. When that third becomes unusually warm, it transforms weather around the world, driving wetter conditions in California, Central America, and South America; and drier weather in Asia, Africa, and Australia.
So far, so normal. El Niño is a standard fluctuation in the Earth’s climate system; we experienced the last one in 2023 and 2024.
But that is roughly where what’s normal about this year’s El Niño ends.
For one, this El Niño is far more intense than we should expect at this time of year. In an El Niño, the Pacific’s average temperature usually rises through the end of December or so; the phenomenon’s original name in Spanish, El niño de Navidad, alluded to the surprising arrival of warm currents in South America around Christmas. In the modern satellite era, the warmest El Niño ever measured happened in 2015, and ocean temperatures peaked at 3.1 degrees Celsius in November and December of that year. We called that a “Super El Niño” for just how abnormal it was.
Yet the Pacific is already more than 2.6 degrees Celsius (or nearly 5 degrees Fahrenheit) above normal — making this the third strongest El Niño ever measured in the satellite era — and it is only August. We still have four months to go, and this El Niño is already a record-smasher. More ominously, models expect that this El Niño could eventually grow to more than 4 degrees Celsius, or 7 degrees Fahrenheit, above normal.
What will that mean for the world? According to a recent Science study, the average El Niño can cost the global economy more than $3 trillion. The world is richer now than it was a decade or two ago, which should make it better able to withstand disaster. But this El Niño is so far out of sample that it’s hard to know what it could do.
And perhaps more importantly — as the climate scientist Zeke Hausfather, the guest of our new episode of Shift Key says today — it will offer a kind of preview of what the planet’s normal climate will resemble a decade from now. This El Niño is likely to push 2027’s average temperature above 1.5 degrees Celsius, the nominal threshold at which countries hoped to limit warming as part of the Paris Agreement (although, as you’ll hear, it is slightly more complicated than that).
Which is all to say: I encourage you to listen to our new episode, which is available on Apple, Spotify, or RSS. (A transcript is also available for Heatmap subscribers.) We tackle questions including:
There’s one thought that I didn’t include in the episode, however. Since late 2023, political discussion of climate change has decreased. This isn’t a phenomenon limited to any one faction of the Democratic Party — the progressives Abdul El-Sayed and Zohran Mamdani have downplayed climate policy roughly as much as, say, moderates like Mary Peltola and James Talarico have — but it is a clear trend. The American media’s coverage of climate change has declined during the same period. This “climate hushing” is not because politicians stopped caring per se, I think, but because nobody is sure how to talk about the issue in a politically useful way anymore, especially after the “climate = jobs” rhetoric that underpinned the Biden administration’s policy failed to retain voters in 2024.
I don’t believe (and think that political science has disproven) that extreme weather can “awaken” the public to climate change. Even against a gradually warming baseline, the weather — and public attention — shift far too often for that. But media coverage is loosely responsive to events. When the super El Niño of 2015 and 2016 smashed the then-record for the hottest year ever measured, it helped initiate a new era of public and elite concern about climate change. That El Niño’s heat waves, wildfires, and mass coral bleaching previewed the far worse disasters of the decade that followed. This El Niño’s disasters and broken temperature records could be worse — and even less ignorable.