Sentences with phrase «in noctilucent clouds»

«We've detected bits of «meteor smoke» embedded in noctilucent clouds,» reports James Russell of Hampton University, principal investigator of NASA's AIM mission to study the phenomenon.

The visible RF influence in the noctilucent cloud image below indicates probable evidence of project «LUCY» and project «ALAMO» at work.

Not exact matches

Noctilucent clouds appear about 80 kilometres above the Earth in each hemisphere's summer.

He adds that better understanding of such high - altitude processes will help explain why «noctilucent» clouds have become more common in the past 50 years.

THE comings and goings of noctilucent or «night shining» clouds in the extreme upper atmosphere may be linked to the sun's rotation.

The next flight was along the same route, one or two days later, and the nacreous cloud had gone but, in the same general area, there were noctilucent clouds shining in the light of an invisible sun, much higher, certainly well over 100,000 ft. I've often wondered if the conventional explanations of noctilucent clouds are right.

The temperatures in the polar regions are skyrocketing as are observations of the ominous noctilucent clouds which have emerged at the earliest date on record this year.

blogspot: December 10, 2013 Noctilucent clouds: further confirmation of large methane releases Back in September 2013, extremely high methane readings were recorded over the heights of Antarctica... These high methane readings over Antarctica have not been discussed much among climate scientists, let alone in the media.

Because methane is roughly 30 times more potent a heat - trapping greenhouse gas compared to carbon dioxide, its theorized that noctilucent clouds could potentially serve as a kind of «canary in a coal mine» on climate change.

In 2014 during the polar vortex region in Northwest California a Noctilucent cloud formed in the sky probably the first time I seen one of those at least that's the one I can remembeIn 2014 during the polar vortex region in Northwest California a Noctilucent cloud formed in the sky probably the first time I seen one of those at least that's the one I can remembein Northwest California a Noctilucent cloud formed in the sky probably the first time I seen one of those at least that's the one I can remembein the sky probably the first time I seen one of those at least that's the one I can remember.

The Earth presently moves through this plane around January 9 and July 9, when there is an increase in radar - detected meteors and meteor - related noctilucent clouds.

Ice crystal clouds, called noctilucent clouds, occasionally form in the upper mesosphere.

I mentioned that there are clouds in the lower Stratosphere called Noctilucent clouds.

Thus, we come to a dead end: calculations of nucleation become impossible below Tlim with Boltzmann statistics although many cirrus clouds may form at these T (especially in the tropics), polar stratospheric clouds, playing important role in ozone depletion, noctilucent and mesospheric clouds form at even lower T. Vitaly Khvorostyanov

Noctilucent clouds, sometimes called Polar Mesospheric Clouds, were first reported in 1885.

The Aeronomy of Ice in the Mesosphere (AIM) mission is the first satellite dedicated to the study of noctilucent clouds.