Articles with "northern hemisphere" as a keyword



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Oblique propagation of monsoon gravity waves during the northern hemisphere 2007 summer

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2016jd026008

Abstract: We present a combination of satellite observation and high-resolution model output to understand monsoon convection as a source of high-latitude mesospheric gravity waves (GWs). The GWs generated over the Northern Hemisphere (NH) monsoon region during… read more here.

Keywords: gravity waves; high latitude; monsoon; summer ... See more keywords
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Northern hemisphere stratospheric ozone depletion caused by solar proton events: the role of the polar vortex

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Published in 2018 at "Geophysical Research Letters"

DOI: 10.1002/2017gl075966

Abstract: Ozonesonde data from four sites are analyzed in relation to 191 solar protons events (SPEs) from 1989-2016. Analysis shows ozone depletion (~10-35 km altitude) commencing following the SPEs. Seasonally-corrected ozone data demonstrate that depletions occur… read more here.

Keywords: stratospheric ozone; polar vortex; ozone; depletion ... See more keywords
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Climatology of semidiurnal lunar and solar tides at middle and high latitudes: Interhemispheric comparison

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2017ja024396

Abstract: The semidiurnal lunar and solar tides obtained from meteor radar measurements spanning from 2009 until 2013 observed at Davis (69°S) and Rio Grande (54°S) are presented and compared to the northern hemisphere ones at Andenes… read more here.

Keywords: semidiurnal lunar; lunar solar; climatology; solar tides ... See more keywords
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Latitude, temperature, and habitat complexity predict predation pressure in eelgrass beds across the Northern Hemisphere.

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Published in 2018 at "Ecology"

DOI: 10.1002/ecy.2064

Abstract: Latitudinal gradients in species interactions are widely cited as potential causes or consequences of global patterns of biodiversity. However, mechanistic studies documenting changes in interactions across broad geographic ranges are limited. We surveyed predation intensity… read more here.

Keywords: habitat; temperature; across northern; latitude temperature ... See more keywords
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Double‐mode adjustment of Tibetan Plateau heating to the summer circumglobal teleconnection in the Northern Hemisphere

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Published in 2018 at "International Journal of Climatology"

DOI: 10.1002/joc.5201

Abstract: A quasi-stationary circumglobal teleconnection (CGT) in the Northern Hemisphere in summer is associated with summer droughts and floods and exhibits some vorticity anomalies. The CGT anomaly and its forcing sources were explored based on reanalysis… read more here.

Keywords: mode; circumglobal teleconnection; cgt anomaly; summer ... See more keywords
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Surface wind and vertical extent features of the explosive cyclones in the Northern Hemisphere based on the ERA‐I reanalysis data

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Published in 2021 at "International Journal of Climatology"

DOI: 10.1002/joc.7284

Abstract: Although explosive cyclones (ECs) have long been a focus of research, there remains a lack of knowledge of the statistical characteristics of their associated maximum surface winds and vertical extents. This study fills this gap… read more here.

Keywords: era reanalysis; reanalysis data; surface; northern hemisphere ... See more keywords
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Linking Northern Hemisphere temperature extremes to Rossby wave packets

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Published in 2018 at "Quarterly Journal of the Royal Meteorological Society"

DOI: 10.1002/qj.3228

Abstract: This work investigates the statistical linkage between upper-tropospheric transient Rossby wave packets (RWPs) and lower-tropospheric temperature extremes in the Northern Hemisphere during the period 1979–2015. Data from ERA-Interim reanalyses are used for the diagnosis of… read more here.

Keywords: temperature; rossby wave; wave packets; temperature extremes ... See more keywords
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The impact of secondary inorganic aerosol emissions change on surface air temperature in the Northern Hemisphere

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Published in 2020 at "Theoretical and Applied Climatology"

DOI: 10.1007/s00704-020-03249-6

Abstract: Using the Community Earth System Model (CESM) version 1.2, this study investigates the changes in secondary inorganic aerosols (SIOAs) over the Northern Hemisphere from 1850 to 2007, regional contributions, and consequences on surface air temperature.… read more here.

Keywords: secondary inorganic; air temperature; temperature; surface air ... See more keywords
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High-frequency climate oscillations drive ice-off variability for Northern Hemisphere lakes and rivers

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Published in 2019 at "Climatic Change"

DOI: 10.1007/s10584-018-2361-5

Abstract: This study examines the climatic drivers of ice-off dates for lakes and rivers across the Northern Hemisphere. Most lakes and rivers have trended toward earlier ice-off dates over the last century, as would be expected… read more here.

Keywords: lakes rivers; frequency; climate; variability ... See more keywords
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Hydroclimate patterns over the Northern Hemisphere when megadroughts occurred in North China during the last millennium

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Published in 2019 at "Climatic Change"

DOI: 10.1007/s10584-019-02580-w

Abstract: Using multiple proxy data of historical hydroclimate variations, this study first selects the five heaviest megadrought decades in North China during the last millennium and then depicts the spatial pattern of hydroclimate over the Northern… read more here.

Keywords: china last; hydroclimate; last millennium; north china ... See more keywords
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The Properties of Source Locations and Solar Cycle Distribution of GLEs During 1942–2017

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Published in 2020 at "Solar Physics"

DOI: 10.1007/s11207-020-01600-8

Abstract: During 1942–2017, 72 ground level events (GLEs) have been registered. Source location and solar cycle distribution of GLEs during 1942–2017 have been investigated. The GLEs that occurred during 1942–2017 are mainly distributed in the longitudinal… read more here.

Keywords: solar cycle; cycle; 1942 2017; southern hemisphere ... See more keywords