The air would be so thin that even the best climber would have no choice but to use supplemental oxygen. Why? Because of the many factors which affect atmospheric pressure. Pioneering scientists ...

Vapor pressure, along with dew point and relative humidity, is one of many ways to express the amount of water vapor in the ...

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 ...

Air molecules colliding with a surface cause atmospheric pressure. Atmospheric pressure at sea level is about 101,000 Pa (101 kPa) but just 27,000 Pa (27 kPa) at the cruising altitude of a ...

The department “Earth System Modelling” investigates the movement and chemical composition of atmospheric air and the associated energy and ... in particular the coupled chemistry-climate model EMAC ...