In order to estimate system performance at these frequencies, the atmospheric attenuation along the path must be known. In this paper, 440 sets of slant-path attenuation data at frequencies of 15 and ...

Atmospheric Attenuation,Attenuation Effect,Attenuation Loss,Cellular Networks,Coverage Performance,Coverage Probability,Directional Antenna,Elevation Angle,Empirical Model,Free-space Path ...

[2] Impact of air pollutants on influenza‐like illness outpatient visits under COVID‐19 pandemic in the subcenter of Beijing, China ...

Then a powerful atmospheric river is expected to arrive early Wednesday, bringing heavy rain along the coast through Thursday, with significant impacts to the mountains as it moves east through ...

Residents of B.C.’s South Coast appear set for another soaking this weekend. An atmospheric river is forecast to hit the region bringing a hefty dose of wet weather between Friday and Sunday.

SEATTLE — Rain totals through Monday could exceed 1 inch in some areas of western Washington thanks to an atmospheric river centered over British Columbia. The bulk of the rainfall is expected ...

A rainfall warning was also issued for Vancouver Island. The agency says the atmospheric river will also bring about 80 millimetres to the east side of Vancouver Island in Qualicum Beach ...

A low pressure system hitting the North Coast will drag a cold front down the coast, stalling over Vancouver Island, and providing the path for an atmospheric river this weekend. Freezing levels ...

Mar. 12, 2025 — New Delhi's air pollution is more severe than previously estimated with particles absorbing atmospheric water vapor leading to particulate matter levels across the city being ...

Look closely at this image, stripped of its caption, and join the moderated conversation about what you and other students see. By The Learning Network Look closely at this image, stripped of ...