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What is no-till farming, and is it actually better for the environment?

By David John Eldridge, Professor of Dryland Ecology, UNSW Sydney

Humans have been turning seeds and soil into food for thousands of years.

We first started cultivating edible plants at the end of the last Ice Age, roughly 12,000 years ago. Ploughing made this possible.

Ploughing, also known as tilling, is the process…

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