Centroid
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Large protoplanetary disks show widespread non-Keplerian gas motions Two-dimensional kinematic mapping of 15 protoplanetary disks reveals ubiquitous non-Keplerian deviations including spiral structures, with systematic differences between disk classifications.
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Global green wave shifts north and east more quickly Study reveals accelerated north-east shift in global green wave trajectory, indicating restructured vegetation phenology and hemispheric productivity changes through 21st century.

