Raising dairy cows for milk, butter and cheese requires large amounts of energy, land and chemical inputs, emitting greenhouse gases
It may be possible to help tackle climate change while still munching on the occasional bacon sandwich or slurping a few oysters, a new study suggested on Tuesday.
Scientists found that diets in which meat, fish or dairy products were consumed only once a day would leave less of a footprint on climate change and water supplies than a vegetarian diet including milk and eggs, in 95% of countries they analysed.
That is partly because raising dairy cows for milk, butter and cheese requires large amounts of energy and land, as well as fertilisers and pesticides to grow fodder, emitting greenhouse gases that are heating up the planet, the study said. Read more …