active regions

active regions

Regions of intense localized magnetic field on the Sun that extend from the photosphere, through the chromosphere, to the corona. They may encompass a variety of phenomena, such as sunspots, faculaeplages, filaments (or prominences), and flares, and are characterized by enhanced emission of radiation at X-ray, extreme-ultraviolet, and radio wavelengths.
References in periodicals archive ?
Fiji is highly susceptible to regular quakes as it sits on the Pacific 'Ring of Fire' which is one of the most seismically active regions in the world.
As part of the new energy fuels activity, Ideanomics is responsible for introducing state and private utilities in active regions to help facilitate the development of large-scale charging networks.
Minister Kaspars Gerhards: "The conferences are planned to take place as a broad discussion among farmers, rural entrepreneurs and the inhabitants of all other active regions on the priority directions of rural development in Latvia.
Earthquakes are common in Japan, one of the world's most seismically active regions. Japan's earthquakes account for about 20 per cent of the world's earthquakes, which have a magnitude of 6 or more.
It is one of the most tectonically active regions because of the abduction processes of Eurasian plate.
Khartoum, Sep 14 (SUNA) -- The General-Secretary of Interpol, said that the East Africa Region is one of the most active regions on the world in police work and it is example for cooperation and coordination between regional country's police, affirming his support to the Eastern Africa Police Chiefs Cooperation (EAPCO).
By appointing Hipschman to the new role, CBRE has assigned one of its top regional leaders to guide its Industrial & Logistics practice in one of the largest and most active regions in the world for distribution, logistics and industrial uses.
Color images depict active regions related to sunspots, solar flares, a coronal mass ejection, and solar telescope equipment.
The region is now called the "Stack Play," and is one of the most active regions in the US with 36 working drilling rigs.
In active regions where the required energy input far exceeds the quiet regions, an agent other than waves must be sought for.
While Thursday morning's quake caused no reported damage, (http://mobile.reuters.com/article/idUSKBN13X1QJ) according to the town's mayor , it originated in the Pacific Ocean about 102 miles off the coast of Ferndale in one of California's most seismically active regions.
Chile is one of the most seismically active regions on earth and buildings are designed to cope with the regular quakes there.

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