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Tribes grant the Colorado River legal personhood - can this help save it?

Dithering in its simplest form can be understood by observing what happens when we quantise an image with and without modifying the source by random perturbation. In the examples below, a gradient of 256 grey levels is quantised to just black and white. Note how the dithered gradient is able to simulate a smooth transition from start to end.

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They will be checked over by a medical team, and then reunited with their families.

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