The Walker circulation, an atmospheric circulation pattern in the tropics, has accelerated in recent years, puzzling climate ...

April 11, 2025 - By Emily Becker - After just a few months of La Niña conditions, the tropical Pacific is now ENSO-neutral, ...

The tropics have an atmospheric circulation pattern called the Walker Circulation, named after Sir Gilbert Walker, an English physicist in the early 20th century. The Walker Circulation is ...

As warm air rises and cold air sinks it forms three atmospheric circulation cells north of the equator and three to the south. These circulation cells move over land and sea to redistribute the ...

On tidally locked gas giants, atmospheric circulation is driven by stark temperature differences between the permanent day and night sides. Hot air rises on the scorching day side, while cooler ...

The air above the poles is cold. The cold air sinks creating high pressure. The air moves towards the equatorial low-pressure zone, and warms up when it meets the land or ocean. At around 60 ...