Large livestock farms, known as CAFOs, have polluted air and water in many communities. A recent court decision will force CAFOs to report their air emissions from manure and other sources.
A leopard shows its spots in the Soutpansberg Mountains, South Africa.
Sam Williams
Sound wildlife management is incredibly important, and could enhance the conservation status of large carnivores like the leopard, which has recently been listed as a vulnerable species.
In 1997, scientists announced they’d created a healthy sheep cloned from another ewe’s mammary gland cell. Two decades on, the technique is being refined and applied to new challenges.
The case of bovine leukemia virus shows how scientists monitor health risks in our food supply and why it’s critical to revisit scientific conclusions when new technologies become available.
Warmer temperatures are likely to cause heat stress in cattle raised on natural pastures and in feedlots.
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Africa’s cities are melting pots of activity and interaction. There are fears that the continent’s next major modern disease crisis will emerge from them.
Livestock ultimately came to South Africa from the north in a migratory event.
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Ross Harvey, South African Institute of International Affairs
The focus of CITES is not solely on the protection of species. It also promotes controlled trade that is not detrimental to the sustainability of wild species.
Could this be the livestock feedstock of the future?
CSIRO
Eating cows and sheep is unsustainable. Here are some better alternatives.
Beefy problem: livestock emit methane, but the soils where they graze can be much more climate-friendly than cropland.
AAP Image/Caroline Duncan Photography
Eating meat means greenhouse emissions. But the emissions from growing crops may have been underestimated, meaning that a climate-friendly diet isn’t as straightforward as simply going vegetarian.
Livestock ‘digestion’ produces nearly 3 billion tonnes of greenhouse gases each year.
Cattle image from www.shutterstock.com