Geomagnetic Disturbances
On the response of fading times of upper homosphere radar echoes to solar and geomagnetic disturbances
... Thus, geomagnetic disturbances originating in elec- trodynamics may be capable of affecting vertical transport of species at high latitude, which in turn dictate phenomena such as noctilucent clouds and ...
7
Prediction of recurrent geomagnetic disturbances by using adaptive filtering
... Recurrent geomagnetic disturbances are an important part of geomagnetic activities, which are associated with the neutral sheet structure in the heliosphere and the activities of long lived solar ...
7
On the Predictive Ability of Geomagnetic Disturbances from Solar Wind Measurements at Separated Solar Longitude
... great progress in practical space weather forecast. Some recent studies have correlated solar wind mea- surement at separated solar longitude and discussed pos- sible applications for space weather forecast [8,9], in- ...
11
Strong Geomagnetic Disturbances and Induced Currents on Earth Surface
... strong geomagnetic storms are analyzed and linked to electric fields induced on ...fact, geomagnetic disturbances generate electric fields that drive currents in the Earth which may have significant ...
10
Effects of geomagnetic disturbances on humans functional state in space flight
... The early studies are clear evidence that the cardio- vascular system is a main target for impact of geomag- netic disturbances [1,7,11,13,15,20,21]. However cardio- vascular system is a target for effects of ...
15
Association of geomagnetic disturbances and suicides in Japan, 1999–2010
... There have been epidemiologic studies reporting a pos- sible relationship between electromagnetic fields at electric power companies or near power lines and depression or suicides [3, 4, 8]. The Earth has a ...
8
The effect of cosmic ray intensity variations and geomagnetic disturbances on the physiological state of aviators
... This study focuses on the possible relation between GMA and CR activity and human cardiologic parameters. The most interesting result is that HR variations appear to be connected to geomagnetic disturbances ...
5
Variations of phase velocity and gradient values of ULF geomagnetic disturbances connected with the Izu strong earthquakes
... Only nighttime intervals 00:00–07:00 LT were used for data processing because of too big man-made EM noise during daytime at Japan territory. Available data were preliminary filtrated by narrow pass-band filters (17 ...
5
Kristian Birkeland’s pioneering investigations of geomagnetic disturbances
... ing geomagnetic disturbances flowed from his recognition that field-aligned currents must connect the upper atmosphere with generators in distant ...
12
Geomagnetic disturbances may be environmental risk factor for multiple sclerosis: an ecological study of 111 locations in 24 countries
... over geomagnetic ~60° latitude, therefore, the disturbances in ground level magnetic field could be the cause of the in- crease in MS incidence and prevalence in the areas under and near to this line, ...
18
Gravity anomalies without geomagnetic disturbances interfere with pigeon homing – a GPS tracking study
... of geomagnetic, olfactory, solar and topographical cues, or, temporarily, a gradient strategy of constantly monitoring a memorized versus actual gravity vector and reducing the ...
11
Non-Medicinal Helio-Magnetoprotective Remedies Against the Influence of Solar and Geomagnetic Disturbances on Human Physiological Parameters
... At present, the assumption of geophysicists about jerks and secular excursions in the Earth’s magnetic field, accompanied by a decrease in its induction an average of 40–70 nT per year is confirmed [1, 2, 3]. Since the ...
5
Geomagnetic Disturbances and Its Impact on Ionospheric Critical Frequency (foF2) at High, Mid and Low Latitude Region
... During geomagnetic events the most important phenomena is simultaneous large enhancement of ...the geomagnetic storm ...the geomagnetic storm strongly depends upon the intensity of ...
5
Geomagnetic disturbances driven by solar activity enhance total and cardiovascular mortality risk in 263 U.S. cities
... Life on Earth has been long shaped by the continuous ex- posure to environmental electromagnetic fields. Exchange of energy between the solar wind-plasma and Earth’s mag- netic field (EMF) is driven by the quasi-periodic ...
10
Extreme geomagnetic disturbances due to shocks within CMEs
... dynamic pressure reached values above 10 nPa. After a sudden impulse, the SYM-H index quickly decreased to −122 nT at 09:42 UT, i.e., about 2 h after the shock arrival at Geotail. The geomagnetic storm further ...
9
Longitudinal effects in geomagnetic disturbances at mid latitudes
... classical geomagnetic observatory operates on a contin- uous basis, and records the three components of the earth’s magnetic field (i) the horizontal field H (ii) the vertical field Z , considered positive when ...
11
Correlation of solar wind velocity with different parameters during geomagnetic disturbances
... the recovery phase is longer in the year 1974.The Dst recoveries are associated with high AE values. The main reason for this is high fluctuation in interplanetary Bz in the high velocity stream. With every instant of ...
12
Intermittency and multifractional Brownian character of geomagnetic time series
... of geomagnetic indices, allowing a better investigation of small-scale ...a geomagnetic observatory at mid-latitude ...of geomagnetic field, and the selected magnetic field component is reflective of ...
12
Observations of magnetic storms at the newly developed magnetic observatory in Malaysia
... largest disturbances in the solar ...the geomagnetic field, it causes it to become more compressed, and therefore raises the field intensity on the surface of the ...
6
Denoising gravity and geomagnetic signals from Etna volcano (Italy) using multivariate methods
... separation and feature extraction from mixed signals. ICA outputs a set of linearly independent signals, given a set of the original multi-channel input signals. This method can be used directly for feature extraction ...
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