By Ollie Wykeham and Myles Houlbrook-Walk, ABC Tropical North

Artificial intelligence that targets weeds may be a game changer for farmers in catchments feeding into the Great Barrier Reef.

A new robotic sprayer is designed to use less herbicides by using a targeted spraying method, rather than wider distribution — meaning less time needed for spraying, at lower cost, and a smaller environmental impact on the reef.

James Cook University College of Science and Engineering senior lecturer, Mostafa Rahimi Azghadi, said by spraying a precise amount of herbicide, his project was hoping to reduce the weedkiller’s usage by more than 80 per cent.

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