Articles with "trends upper" as a keyword



Problems in calculating long-term trends in the upper atmosphere

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Published in 2019 at "Journal of Atmospheric and Solar-Terrestrial Physics"

DOI: 10.1016/j.jastp.2019.04.011

Abstract: Abstract Anthropogenic polluting substances, mainly CO2, affect the lower atmosphere where they excite the well-known greenhouse warming. However, they also affect the upper atmosphere (mesosphere, thermosphere and embedded ionosphere), where they cause long-term trends stronger… read more here.

Keywords: trends upper; upper atmosphere; problems calculating; long term ... See more keywords

Ozone Trends in the Upper Troposphere‐Lower Stratosphere Using Equivalent Latitude‐Potential Temperature Coordinates

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Published in 2025 at "Geophysical Research Letters"

DOI: 10.1029/2025gl118651

Abstract: We analyze ozone trends in the upper troposphere and lower stratosphere (UTLS, ∼ ${\sim} $ 300–50 hPa), using geographical (latitude‐pressure and latitude‐altitude) and, for the first time, dynamical (equivalent latitude‐potential temperature, EqL‐ θ $\theta $… read more here.

Keywords: lower stratosphere; troposphere lower; equivalent latitude; trends upper ... See more keywords

Trends in upper gastrointestinal bleeding management

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Published in 2024 at "World Journal of Clinical Cases"

DOI: 10.12998/wjcc.v12.i27.6007

Abstract: Upper gastrointestinal bleeding (UGIB) can be attributed to either non-variceal or variceal causes. The latter is more aggressive with hemodynamic instability secondary to decompensated cirrhosis and portal hypertension. Non-variceal UGIB (NVUGIB) occurs due to impaired… read more here.

Keywords: gastrointestinal bleeding; bleeding management; trends upper; upper gastrointestinal ... See more keywords
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Warming Trends of the Upper Troposphere in Taiwan Observed by Radiosonde and Surface Meteorological Stations at Various Altitudes

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Published in 2021 at "Atmosphere"

DOI: 10.3390/atmos12081070

Abstract: In recent decades, a more prominent warming trend in the upper troposphere above the tropical western Pacific has been proposed in the literature derived from model simulations, satellite-borne observations, or reanalysis datasets. Rather than applying… read more here.

Keywords: trends upper; surface; taiwan observed; upper troposphere ... See more keywords