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Trump’s first administration supported it. But now there’s a new crowd coming into town.

The first Trump administration helped advance the dream of cultivated meat grown from animal cells. The second Trump administration might try to kill the dream.
Robert F. Kennedy, Jr., who could control the fate of cultivated meat in America as President-elect Trump’s nominee for health secretary, has suggested that it’s an unsafe and unnatural corporate science experiment designed to enrich techno-billionaires. Vice President-elect JD Vance has called cultivated meat “disgusting,” Donald Trump, Jr. has proposed banning it, and Governor Ron DeSantis, Trump’s rumored backup choice for Pentagon secretary, has already banned it in Florida.
The timing is brutal for a potentially climate-friendly new industry that had hoped to start competing with conventional meat in 2025. Cultivated meat executives are trying to project optimism about the next four years, pointing out that President Trump’s aides created a constructive regulatory framework for their products during his first term. Republicans who support innovation, competition, and economic nationalism, they argue, ought to support high-tech manufacturing startups in the U.S. Trump ally Elon Musk’s own startup, SpaceX, has flown cultivated meat into space, while his brother Kimbal, an investor in the cultivated meat venture Upside Foods, once cooked its slaughter-free chicken on stage at a CNN event.
Still, the industry is clearly nervous. Trumpworld is divided on food issues between “Make America Healthy Again” techno-skeptics like Kennedy and conventional Republicans aligned with traditional livestock industries, but there’s opposition to cultivated meat on both sides of that divide. Cultivated meat executives met with their regulators from the Food and Drug Administration and U.S. Department of Agriculture last month at Tufts University, and while several attendees told me the discussion focused on how to get safe cultivated products to market, everyone in the room knew that road might get blocked on January 20.
San Francisco-based Mission Barns is waiting for FDA approval to blend its cultivated pork fat into plant-based meatballs and bacon; it already has photos on its website of the boxes it intends to sell in supermarkets. But its leaders are keenly aware that Kennedy may soon oversee the FDA — and that he’s expressed the same kind of doubts about “lab-grown meat” that he’s expressed about food dyes, genetically modified grain, and heavily processed foods in general.
“The election really shouldn’t affect our safety review. We know these folks care about protecting the American economy and ensuring American self-sufficiency,” Bianca Lê, the head of external affairs for Mission Barns, told me. “Obviously, though, anything can happen.”
One source close to Kennedy told me he probably wouldn’t propose banning what he calls “lab-grown meat,” but he’s likely to create regulatory hurdles that could keep startups like Mission Barns in perpetual limbo. When I asked if that meant making applicants for FDA approval jump through a million hoops, the Kennedy ally replied: “Maybe half a million.”
Growing meat from animal cells without killing animals was just a science-fiction fantasy until 2013, when the Dutch scientist Mark Post unveiled a burger patty he grew in his lab from bovine cells. That single burger cost $330,000 to produce, but investors poured more than $3 billion into hundreds of cultivated meat and seafood ventures over the next decade. Since then, they’ve brought down their costs per pound by about 99.99%.
Culturing cells into meat is still not as cheap as growing meat inside animals, but the startups are only making tiny quantities, and they’re confident they can approach price parity with animal products once they can scale up their production. The Israeli firm Believer Meats is building America’s first commercial-scale cultivated meat plant in North Carolina, and several other startups are planning to build U.S. factories once they receive regulatory approval.
But that’s been a slow process.
Trump’s first-term FDA head, Scott Gottlieb, and Agriculture Secretary, Sonny Perdue, worked with cultivated meat startups as well as conventional meat interests to create a joint regulatory process that almost everyone liked. In 2023, the Biden administration gave the Bay Area startups Upside (with investors including Cargill and Tyson as well as Kimbal Musk and Bill Gates) and Good Meat (the cultivated spin-off of the plant-based egg company Eat Just) the go-ahead to sell cultivated chicken filets.
But both companies envisioned the filets as proof-of-concept marketing plays to demonstrate that slaughter-free animal meat was real, not mass-market products they could take to commercial scale. Both sold their chicken to a limited number of diners in just one restaurant, and both ended the promotions this year.
So cultivated meat is currently unavailable in America. It’s illegal in Florida and Alabama, which both enacted bans in May. That leaves more than two dozen companies, including Upside and Good Meat, waiting for FDA approval for less expensive products they can take to market. Upside hopes to sell a product mixing cultivated chicken shreds with plant proteins at a price point competitive with organic chicken. Startups like Blue Nalu, which is cultivating bluefin tuna toro in San Diego, and Wildtype, which is cultivating salmon nigiri in San Francisco, believe they’ll be able to compete with high-end seafood as soon as they can get the federal go-ahead and build commercial factories.
The industry’s party line is that its products are safe, it’s been cooperative with regulators, and it has no reason to expect political meddling by the new political appointees.
“I don’t see the Trump administration doing bold nanny-state policy that interferes with consumer freedom,” Suzi Gerber, a nutrition scientist who leads the Association for Meat, Poultry and Seafood Innovation, an industry trade group, told me. “I think they’re going to end up on the side of American businesses and innovators, supporting the American dream.”
Globally, the strongest arguments for cultivated meat have usually emphasized the downsides of animal agriculture. Livestock operations use about a third of the land on Earth, driving much of the world’s deforestation, and cattle are a leading source of planet-warming methane. Cultivated meat would avoid those problems — as well as concerns about the mistreatment of animals and slaughterhouse workers, the overuse of antibiotics, and the fouling of rivers and lakes with manure.
But Trump doesn’t seem concerned about any of those problems, and even tech icon Musk, who used to talk a lot about climate change when his main focus was Tesla’s electric cars, falsely claimed on Joe Rogan’s podcast that the idea that animal agriculture contributes to global warming is “hot bullshit.” So the alternative protein sector, like the clean energy sector, is learning to speak the MAGA language of economic nationalism, arguing that if the U.S. regulatory process bogs down, nations like Singapore, Israel, and China will dominate the future of literal factory farming.
“The first Trump administration was very clear that it wanted this kind of innovation to stay in this country,” Upside founder and CEO Uma Valeti told me. “This isn’t about getting rid of animal meat. It’s about creating the next great American industry.”
The second Trump administration seems more likely to pick on any industry associated with the kind of climate concerns aired by Democrats. It doesn’t help that cultivated meat is also considered a threat by cattlemen and other livestock interests who reliably support Republicans. And then, of course, there’s RFK.
“I can’t remember ever seeing this level of uncertainty,” Eric Schulze, a molecular biologist and former FDA regulator who consults for several cultivated meat startups, told me. “The new team will have to decide if it supports typical Republican values of free enterprise and entrepreneurship, or if they want to create an over-regulatory environment that would be a first for the FDA under conservative leadership. The honest answer is we don’t know.”
The Biden administration isn’t rushing to approve applications before leaving office, and there’s not much the companies can do except wait. After the frenzy of interest and venture funding around cultivated meat several years ago, some once-promising startups have shut down, including New Age Eats and Sci-Fi Foods.
Wildtype raised more than $120 million during the initial burst, and it’s got a nice story to tell about producing nutritious salmon without pesticides, antibiotics, or microplastics in the U.S., instead of depleting wild salmon stocks or relying on environmentally damaging fish farms overseas. CEO Justin Kolbeck is confident that once it reaches commercial scale, growing fish filets from cells in a brewery will be more efficient and cheaper than feeding fish that have to swim, poop, and grow guts, tails, and bones that people don’t eat. But he’s got 85 employees, and he’s burning through his cash.
“How long can we wait? Not forever, that’s for sure,” Kolbeck told me. “But we try not to get too spun up about stuff we can’t control. Startups have a million ways to die, and regulatory delays are just one of them.”
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New guidelines for the clean fuel tax credit reward sustainable agriculture practices — but could lead to greater emissions anyway.
The Treasury Department published proposed guidance last week for claiming the clean fuel tax credit — one of the few energy subsidies that was expanded, rather than diminished, by Trump’s One Big Beautiful Bill Act. There was little of note in the proposal, since many of the higher-stakes climate-related decisions about the tax credit were made by Congress in the statute itself. But it did clear up one point of uncertainty: The guidance indicates that the administration will reward biofuel crops cultivated using “climate-smart agriculture” practices.
On the one hand, it’s a somewhat surprising development simply because of Trump’s record of cutting anything with climate in the title. Last April, the U.S. Department of Agriculture terminated grants from a Biden-era “Climate-Smart Commodities” program, calling it a “slush fund,” and refashioned it into the “Advancing Markets for Producers” initiative.
On the other hand, depending on how the Trump administration implements it, integrating climate-smart agriculture into the clean fuel tax credit could become its own kind of slush fund, paying out billions in taxpayer dollars for questionable benefits and with little accountability.
The clean fuel tax credit, known by its section of the tax code as 45Z, subsidizes the production of low-carbon transportation fuels for vehicles and aviation. Companies can earn up to $1 per gallon depending on the carbon intensity of the production process.
Sourcing corn and soy from farms that use climate-smart agriculture practices is one potential way for biofuel producers to claim more of the credit. “Climate-smart agriculture” can refer to a wide variety of techniques that increase the amount of soil stored in carbon or otherwise reduce emissions, such as reducing soil disturbance, planting cover crops, or implementing nutrient management practices that reduce nitrous oxide emissions. But to date, the federal government has not issued guidance for how to account for these practices.
The Biden administration put out proposed rules just before leaving office that were quite controversial, Nikita Pavlenko, the fuels and aviation program director at the International Council on Clean Transportation, told me. The methodology relied entirely on modeling and did not require farmers to take any real-life measurements of soil carbon before or after adopting the climate-smart practice. The rules also assume that these climate-smart practices would be implemented anew, when in reality many farms have been practicing some of them for years without subsidies. That means ethanol producers could potentially get free money to buy corn from farms that adopted no-till practices long ago, with no additional benefit for the climate.
“These climate-smart ag practices are a rare example of bipartisanship, for what it’s worth, and there’s a lot of money to be made in it,” Pavlenko told me. “But I’m not sure exactly how much actual greenhouse gas reduction or sequestration.”
According to estimates by Pavlenko’s group, the lack of an additionality requirement could lead to the government paying $2.1 billion in subsidies for farms to keep doing what they were already doing, with no new benefits for the climate.
I should note that the climate integrity of the clean fuel tax credit, also known as 45Z, was already compromised by changes made in the OBBBA. Subsidies for crop-based biofuels can indirectly drive deforestation. Prior to Trump’s tax law, producers would have had to take into account emissions related to land use changes when they calculated the carbon intensity of their fuel. Now they don’t. The change will make it much easier for a fuel like ethanol, which is already heavily subsidized through other programs, to qualify.
That, in turn, could cost taxpayers an estimated five times as much per year. When the subsidy was first created in the Inflation Reduction Act, the Joint Committee on Taxation estimated that it would cost taxpayers $2.9 billion over three years. After the OBBBA passed, extending the credit by two years, the committee’s estimate was $25.7 billion.
The existing proposal for incorporating climate-smart agriculture practices into the tax credit calculation would likely push that estimate even higher. After the Biden administration released its proposal last January, groups like Pavlenko’s submitted comments critiquing the methods and suggesting changes. But after the Trump administration took over, it was unclear what would happen with it, he said.
Last week’s guidance was still somewhat vague about what’s next for the climate-smart agriculture calculations, saying only that the proposal published in January is still “undergoing testing, peer review, and public comment,” and that the Treasury expects it to be ready some time in 2026. In the meantime, the Treasury will be taking public comments on the broader 45Z guidance through April 6 and hold a public hearing on May 28.
On Tesla’s sunny picture, Chinese nuclear, and Bad Bunny’s electric halftime show
Current conditions: The Seattle Seahawks returned home to a classically rainy, overcast city from their win in last night’s Super Bowl, though the sun is expected to come out for Wednesday's victory parade • Severe Tropical Cyclone Mitchell is pummeling Western Australia with as much as 8 inches of rain • Flash floods from Storm Marta have killed at least four in Morocco.
Orsted’s two major offshore wind projects in the United States are back on track to be completed on schedule, its chief executive said. Rasmus Errboe told the Financial Times that the Revolution Wind and Sunrise Wind projects in New England would come online in the latter half of this year and in 2027, respectively. “We are fully back to work and construction on both projects is moving forward according to plan,” Errboe said. The U.S. has lost upward of $34 billion worth of clean energy projects since President Donald Trump returned to office, as I wrote last week. A new bipartisan bill introduced in the House last week to reform the federal permitting process would bar the White House from yanking back already granted permits. For now, however, the Trump administration has signaled its plans to appeal federal courts’ decisions to rule against its actions to halt construction on offshore turbines.
The fight over the billions in federal funding the White House is holding up for the Gateway rail project between New Jersey and New York, meanwhile, heated up over the weekend. On Friday night, a federal judge ordered the Trump administration to unfreeze the nearly $16 billion to the project, just hours after construction ground to a halt as funding ran dry. In her ruling, U.S. District Judge Jeannette Vargas of the Southern District of New York wrote that “plaintiffs have adequately shown that the public interest would be harmed by a delay in a critical infrastructure project.” Trump had his own idea in mind. Over the weekend, the White House proposed releasing the money only if Senate Minority Leader Chuck Schumer of New York agreed to rename Penn Station after Trump.
Tesla has started hiring staff to ramp up production of solar panels as the company looks to build 100 gigawatts of panel-manufacturing capacity supplied with raw materials produced in America. In a job posting on LinkedIn, Seth Winger, Tesla’s senior manager for solar products engineering, wrote that the panel-producing buildout was “an audacious, ambitious project.” For that, he wrote, “we need audacious, ambitious engineers and scientists to help us grow to massive scale. If you want to solve tough manufacturing problems at breakneck speed and help the U.S. breakthrough on renewable energy generation, come join us.” One of the listings indicated that the target date for bringing the new factories online was the “end of 2028,” giving an indication of timing that Reuters noted had been previously absent from Elon Musk’s public statements. Bloomberg reported last week that Tesla is already looking at sites in New York, Arizona, and Idaho for its manufacturing expansion.
The Trump administration tried to yank permits from the offshore wind projects off New England on the grounds that the towering turbines caused more ecological destruction than the electricity is worth. On Friday, however, Trump signed a proclamation reopening a giant marine preserve in the Atlantic Ocean to commercial fishing. First established at the end of the Obama administration, the Northeast Canyons and Seamounts Marine National Monument lies 130 miles off the coast of Cape Cod, encompassing what The New York Times described as “an area the size of Connecticut that is home to dolphins, endangered whales, sea turtles, and ancient deep-sea corals.” While Trump lifted the ban on commercial fishing in the zone during his first administration, President Joe Biden reinstated the restrictions. But this isn’t the first time Trump reopened a national marine national monument to fishing. In April, he ended protections for the Pacific Islands Heritage Marine National Monument located 750 miles west of Hawaii and designated by President George W. Bush in 2009.
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Connecitcut’s Department of Insurance has launched a website that displays extensive information about the climate risk of every property in the state in what E&E News called “an unprecedented move to alert residents and to promote flood insurance.” The details include each property’s history of damage from floods and other events predicted to get worse as the planet warms. “A single risk score does not fully convey flood and climate risk,” department spokesperson Mary Quinn said. The department plans a marketing campaign this year with ads on radio, TV, and social media, and workshops for insurance agents on how to use the website. Nationwide, climate change is already raising household costs by $900 per year, as Heatmap’s Matthew Zeitlin reported last year. Wildfires have already “destroyed California’s insurance market,” according to an interview with Heatmap's Shift Key podcast last year with an expert at the University of Pennsylvania’s Wharton School.
Unit 1 of the Taipingling nuclear power station in China’s Guangdong has reached criticality seven years after construction began on the gigawatt-sized Hualong One reactor. The debut atom-splitting means the newest reactor is months, if not weeks, from entering into commercial operation. If that enticingly single-digit number of years to build a piece of infrastructure that takes the U.S. more than a decade wasn’t enough of a sign of China’s nuclear strengths, the country this week hit another milestone on a separate atomic station. At the Zhangzhou-3 nuclear reactor, workers last week installed the inner steel dome of the containment building.

Nearly a decade after Puerto Rico’s power grid collapsed and plunged America’s most populous territory into the second-longest blackout in world history, the island’s biggest musical star performed a Super Bowl halftime show that included linemen working on transformers. Bad Bunny’s performance, a revue of his reggaeton hits, served as an ode to what he called “my motherland, my homeland, Puerto Rico.” The grid still suffers regular outages. When it’s working, the power system sends occasional surges through wires that fry appliances. Electricity rates are higher than almost any state, despite Puerto Rico suffering worse poverty rates than Mississippi. At one point, Bad Bunny climbed a utility pole on stage waving a light-blue Puerto Rican flag, a symbol of the movement to establish the island territory as its own independent nation. It was a powerful political statement at America’s most-watched sporting event. For energy nerds, it was a rare opportunity to reflect on one of the worst, most prolonged infrastructure disasters in modern American history.
Rob talks with the lawmaker from New Mexico (and one-time mechanical engineer) about the present and future of climate policy.
The permitting reform conversation is heating up.
On this week’s episode of Shift Key, Rob talks to Senator Martin Heinrich about whether Republicans and Democrats will reach a permitting reform deal this year. They chat about what Democrats would need to see in such a deal, how it could help transmission projects, and why such a deal will ultimately need to constrain President Trump in some way.
They also discuss the future of Democratic energy and climate policy — what Heinrich learned from the Biden administration, what the Inflation Reduction Act got right (and wrong), and why data centers are becoming a new kind of energy villain.
Heinrich is the senior senator from New Mexico (and a well-known transmission policy nerd). He’s also a trained mechanical engineer and the son of a utility lineman. Shift Key is hosted by Robinson Meyer, the founding executive editor of Heatmap, and Jesse Jenkins, a professor of energy systems engineering at Princeton University. Jesse is off this week.
Subscribe to “Shift Key” and find this episode on Apple Podcasts, Spotify, Amazon, or wherever you get your podcasts.
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Here is an excerpt from our conversation:
Robinson Meyer: There’s one bill we reported on yesterday at Heatmap called the FREEDOM Act. It just came out of the House. It has a bipartisan group behind it, including [Republican] Mike Lawler from New York and [Democrat] Adam Gray in California. It tries to prevent federal agencies from terminating work on a fully permitted project or affecting ongoing construction on a fully permitted project. And it would establish this fund that a company that has seen its permits get yanked could pull from in the Treasury Department, up to $5 million.
Does this bill meet your concerns? Have you looked at it? Is this the kind of text that you would need to see to say, okay, we could put a deal together?
Senator Martin Heinrich: We’re very intrigued in digging into that legislation right now, and I do think that anything we can do to create more certainty in the market — and that’s true for both renewables and for traditional energy. Because the truth is, we can’t have a system where, when one party controls the White House, they attack this set of energy, and then when it changes hands, that group attacks this other set of energy. We just need to set policy and then have predictable flows of capital into the market. And so I think this is a positive step forward. And we should look at all the things the House does and evaluate them on their merits.
I will say that if the figure is $5 billion for this fund, you could exhaust that on one wind project. And thank goodness the court stepped in as quickly as they did because those offshore wind projects were on the scale of tens of billions of dollars. And effectively, if you’re going shut those off, that’s a takings, in my view. That’s like actually stealing someone’s capital, stealing someone’s money.
And we can’t — that’s third world stuff. We can’t have that in the United States of America. But I give credit to the House for coming forward with this kind of thing because we do need to constrain it.
You can find the full transcript of this episode here.
Mentioned:
SunZia: The Untold Saga of America's Biggest Power Line, by Robinson Meyer
The FREEDOM Act: New Bipartisan House Bill Would Keep President From Yanking Permits
This episode of Shift Key is sponsored by ...
Accelerate your clean energy career with Yale’s online certificate programs. Explore the 10-month Financing and Deploying Clean Energy program or the 5-month Clean and Equitable Energy Development program. Use referral code HeatMap26 and get your application in by the priority deadline for $500 off tuition to one of Yale’s online certificate programs in clean energy. Learn more at cbey.yale.edu/online-learning-opportunities.
Music for Shift Key is by Adam Kromelow.