The U.S. Department of Agriculture has confirmed that dairy cows in nine states have been infected with bird flu in 2024.
U.S. Department of Agriculture
A veterinarian and epidemiologist who studies infectious diseases in dairy cows discusses the outbreak, how cows recover and what the government is doing to keep the milk supply safe.
Exotic shorthair cats are popular in the US but they struggle with health problems.
Julia Senkevich/Shutterstock
Bird flu in U.S. dairy cows has Canadian public health experts on high alert. With one human case identified in Texas, what is the likelihood of H5N1 influenza moving from birds to mammals to people?
Three 3D views of Bradysaurus baini specimen (FMNH UC 1533). Scale bar equals 50 cm. Published in Van den Brandt et al. 2023Credit: Fabio Manucci and Marco Romano
Kevin Trenberth, University of Auckland, Waipapa Taumata Rau
New Zealand is considering a plan to tax methane from cows. But while cows and cars both emit greenhouse gases, they don’t have the same impact over time.
Cow burps are a major contributor to methane emissions.
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Mike Joy, Te Herenga Waka — Victoria University of Wellington
A new study of dairying in Canterbury shows previous estimates vastly underestimate the impact of intensive farming. A 12-fold reduction in cow numbers could be needed to meet safe water standards.
Technological changes on the horizon will likely disrupt the dairy industry as we know it — plans to mitigate the risks this transition poses to farmer livelihoods and animal welfare should start now.
Cows’ milk yields rise when they eat Brachiaria grass.
Eric Ouma/ILRI
Cow burps and farts are no joke – they’re a big factor in climate change. A new study shows that daily seaweed supplements could tame this major methane source while saving ranchers money.
There are so many milk alternatives these days, but it can be difficult to tell how beneficial they might be for our health. So we asked a dietitian to run through the main options.
Visiting Professor in Biomedical Ethics, Murdoch Children's Research Institute; Distinguished Visiting Professor in Law, University of Melbourne; Uehiro Chair in Practical Ethics, University of Oxford