How U.S. Set the Stage for a Bird Flu Pandemic

Dec 23, 2024

By Amy Maxmen

Keith Poulsen’s jaw dropped when farmers showed him images on their cellphones at the World Dairy Expo in Wisconsin in October. A livestock veterinarian at the University of Wisconsin, Poulsen had seen sick cows before, with their noses dripping and udders slack.

But the scale of the farmers’ efforts to treat the sick cows stunned him. They showed videos of systems they built to hydrate hundreds of cattle at once. In 14-hour shifts, dairy workers pumped gallons of electrolyte-rich fluids into ailing cows through metal tubes inserted into the esophagus.

“It was like watching a field hospital on an active battlefront treating hundreds of wounded soldiers,” he said.

Nearly a year into the first outbreak of the bird flu among cattle, the virus shows no sign of slowing. The U.S. government failed to eliminate the virus on dairy farms when it was confined to a handful of states, by quickly identifying infected cows and taking measures to keep their infections from spreading. Now at least 875 herds across 16 states have tested positive.

Experts say they have lost faith in the government’s ability to contain the outbreak.

“We are in a terrible situation and going into a worse situation,” said Angela Rasmussen, a virologist at the University of Saskatchewan in Canada. “I don’t know if the bird flu will become a pandemic, but if it does, we are screwed.”

To understand how the bird flu got out of hand, KFF Health News interviewed nearly 70 government officials, farmers and farmworkers, and researchers with expertise in virology, pandemics, veterinary medicine, and more.

Together with emails obtained from local health departments through public records requests, this investigation revealed key problems, including deference to the farm industry, eroded public health budgets, neglect for the safety of agriculture workers, and the sluggish pace of federal interventions.

Case in point: The U.S. Department of Agriculture this month announced a federal order to test milk nationwide. Researchers welcomed the news but said it should have happened months ago — before the virus was so entrenched.

“It’s disheartening to see so many of the same failures that emerged during the covid-19 crisis reemerge,” said Tom Bollyky, director of the Global Health Program at the Council on Foreign Relations.

Like other cases around the world, the person now hospitalized with the bird flu in Louisiana appears to have gotten the virus directly from birds. After the case was announced, the CDC released a statement saying, “A sporadic case of severe H5N1 bird flu illness in a person is not unexpected.”

‘The Cows Are More Valuable Than Us’

Local health officials were trying hard to track infections, according to hundreds of emails from county health departments in five states. But their efforts were stymied. Even if farmers reported infected herds to the USDA and agriculture agencies told health departments where the infected cows were, health officials had to rely on farm owners for access.

“The agriculture community has dictated the rules of engagement from the start,” said Michael Osterholm, director of the Center for Infectious Disease Research and Policy at the University of Minnesota. “That was a big mistake.”

Some farmers told health officials not to visit and declined to monitor their employees for signs of sickness. Sending workers to clinics for testing could leave them shorthanded when cattle needed care. “Producer refuses to send workers to Sunrise [clinic] to get tested since they’re too busy. He has pinkeye, too,” said an email from the Weld, Colorado, health department.

“We know of 386 persons exposed — but we know this is far from the total,” said an email from a public health specialist to officials at Tulare’s health department recounting a call with state health officials. “Employers do not want to run this through worker’s compensation. Workers are hesitant to get tested due to cost,” she wrote.

Jennifer Morse, medical director of the Mid-Michigan District Health Department, said local health officials have been hesitant to apply pressure after the backlash many faced at the peak of covid. Describing the 19 rural counties she serves as “very minimal-government-minded,” she said, “if you try to work against them, it will not go well.”

Rural health departments are also stretched thin. Organizations that specialize in outreach to farmworkers offered to assist health officials early in the outbreak, but months passed without contracts or funding. During the first years of covid, lagging government funds for outreach to farmworkers and other historically marginalized groups led to a disproportionate toll of the disease among people of color.

Kevin Griffis, director of communications at the CDC, said the agency worked with the National Center for Farmworker Health throughout the summer “to reach every farmworker impacted by H5N1.” But Bethany Boggess Alcauter, the center’s director of public health programs, said it didn’t receive a CDC grant for bird flu outreach until October, to the tune of $4 million. Before then, she said, the group had very limited funds for the task. “We are certainly not reaching ‘every farmworker,’” she added.

Farmworker advocates also pressed the CDC for money to offset workers’ financial concerns about testing, including paying for medical care, sick leave, and the risk of being fired. This amounted to an offer of $75 each. “Outreach is clearly not a huge priority,” Boggess said. “I hear over and over from workers, ‘The cows are more valuable than us.’”

The USDA has so far put more than $2.1 billion into reimbursing poultry and dairy farmers for losses due to the bird flu and other measures to control the spread on farms. Federal agencies have also put $292 million into developing and stockpiling bird flu vaccines for animals and people. In a controversial decision, the CDC has advised against offering the ones on hand to farmworkers.

“If you want to keep this from becoming a human pandemic, you focus on protecting farmworkers, since that’s the most likely way that this will enter the human population,” said Peg Seminario, an occupational health researcher in Bethesda, Maryland. “The fact that this isn’t happening drives me crazy.”

Nirav Shah, principal deputy director of the CDC, said the agency aims to keep workers safe. “Widespread awareness does take time,” he said. “And that’s the work we’re committed to doing.”

As President-elect Donald Trump comes into office in January, farmworkers may be even less protected. Trump’s pledge of mass deportations will have repercussions whether they happen or not, said Tania Pacheco-Werner, director of the Central Valley Health Policy Institute in California.

Many dairy and poultry workers are living in the U.S. without authorization or on temporary visas linked to their employers. Such precarity made people less willing to see doctors about covid symptoms or complain about unsafe working conditions in 2020. Pacheco-Werner said, “Mass deportation is an astronomical challenge for public health.”

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