Sentences with phrase «at irregular intervals by»

Scientists believe that «grand minimum» is triggered at irregular intervals by random fluctuations related to the Sun's magnetic field.

Scientists believe that the event is triggered at irregular intervals by random fluctuations related to the Sun's magnetic field.

Not exact matches

These sculptures are riotous; they even refuse to remain immobile and be subdued by the gaze of the viewer: timed mechanical components that set off at irregular intervals make noise and attract the audience's attention to different parts of the statue, thus dictating the viewing experience.

Ice core analysis by Dansgaard's group, confirmed by the Americans, showed rapid oscillations of temperature repeatedly at irregular intervals throughout the last glacial period.

The current warming trend 1998 - 2005, has no precedent in recent Arctic memory, there were a few unique occasions when open water was seen during mid-winter over Barrow Strait, but this was at roughly 10 year intervals, now the intervals are totally irregular, but between Islands ice cover is not the best indication of warming, monthly temperature readings for the past 4 years or so, have been mostly above normal by 1 to the occasional 4 to 5 degrees.