Sentences with phrase «upper atmosphere»

Overall, significant improvements over previous models are seen, particularly in upper atmosphere temperatures and winds, cloud heights, precipitation, and sea level pressure.

However, in cooler temperatures, the water vapor in the planet's upper atmosphere blocks the light of specific wavelengths which come from deeper layers towards space.

The predicted upper atmosphere hot spots have not been found.

These shadows cover 30 to 43 percent of the planet's upper atmosphere surface from around 25 to 55 degrees latitude.

About «nuclear winter», is it foolish to think that aerosols released from nuclear testing in upper atmosphere have contributed to the cooling phase 1950 - 70?

This is because hurricanes get their energy from the temperature difference between the warm tropical ocean and the cold upper atmosphere.

«By measuring the extended upper atmosphere of the planet, MAVEN directly probes how these atoms escape to space.

The meteors are bits of comet debris that «zip into the earth's upper atmosphere at speeds of about 40 - 60 km per second,» or 30 - 50 miles per second, says MacRobert.

NASA's Cassini spacecraft will enter new territory in its final mission phase, the Grand Finale, as it prepares to embark on a set of ultra-close passes through Saturn's upper atmosphere with its final five orbits around the planet.

As the warm upper atmosphere gains heat under the rising sun, the fog grows ever denser, and Blair's team heads off to work.

We also have around 10 nights per year observation time on bigger telescopes in public and professional observatories, which allows us to employ a narrow band methane filter to detect fireballs in Jupiter's upper atmosphere more efficiently.

The temperature climatologies were supplemented by upper atmosphere temperature climatologies derived from the National Center for Environmental Prediction's North American Regional Reanalysis (Mesinger et al., 2006; emc.ncep.noaa.gov / mmb / rreanl /).

«NASA mission provides its first look at Martian upper atmosphere.»

That's a recent one from a series of posts about upper atmosphere cooling as a distinctive fingerprint of greenhouse gas warming; they chronicle how our hosts have worked hard to understand and explain this.

A recent report by Principia Scientific International's (PSI) Martin Mlynczak alongside NASA tracked infrared emissions from the Earth's upper atmosphere during and following a solar storm last March.

During solar minimum, the replenishment of methane in Titan's upper atmosphere comes from its lower layers.

The best possible observations of the detached layer are made in ultraviolet light because the small haze particles which populate this part of Titan's upper atmosphere scatter short wavelengths more efficiently than longer visible or infrared wavelengths.

In his early stage of research, he was involved in the field of the earth's upper atmosphere like observations of terrestrial airglow and aurora, as well as the ozone layer.

Due to launch on Aug. 8, 2013, the VERIS rocket, short for Very high Resolution Imaging Spectrometer, will launch for a 15 - minute trip carrying an instrument that can measure properties of the structures in the sun's upper atmosphere down to 145 miles across, some eight times clearer than any similar telescope currently in space.

Dr. Lloyd was discussing surface temperatures, not the entire global system which includes upper atmosphere temperatures and more importantly ocean temperatures.

The temperature of Earth's upper atmosphere affects the speed at which satellite orbits decay, so a prolonged drop in the solar wind speed would cool and shrink the atmosphere and diminish the drag on satellites.

It will orbit the planet in an elliptical orbit that allows it to pass through and sample the entire upper atmosphere on every orbit.

Unlike most hot Jupiters, whose upper atmospheres contain titanium dioxide, which absorbs starlight and radiates it out as heat, Kepler - 13Ab has an atmosphere that is cooler at its uppermost levels and warmer at its lower ones.

Studies of the refraction of starlight in Titan's upper atmosphere show that temperatures remain in this range up to an altitude of 450 km (280 miles), and spacecraft observations of the transmission of solar ultraviolet light give similar values at even higher altitudes.

Shock waves from turbulent winds in the spot and other storms help explain how the planet's upper atmosphere stays warm so far from the sun.

Unlike Earth, Mars has no global magnetic dipole, but the solar wind instead induces currents in the ionized upper atmosphere (the ionosphere), creating an induced magnetosphere.

This slow heartbeat in the tropical upper atmosphere, referred to as the quasibiennial oscillation (QBO), impacts the winds and chemical composition of the global atmosphere and even the climate at Earth's surface.

The standard explanation for inverse sunspot correlations (also observed, for example, in the flow of some South American rivers) is that other effects of the solar cycle alter upper atmosphere chemistry and physics, leading to the production of ultra fine particles that settle into the troposphere, where they function as cloud condensation nuclei (CCN).

Radar even misses many tornadoes completely, says Weather Channel severe storm meteorologist Greg Forbes, adding that «quite a few» false alarms are also raised when upper atmosphere circulation gives a false clue.

And it didn't budge, even as winds in the planet's upper atmosphere whipped along at a brisk 100 meters per second.

PCIC's PRISM climatologies use observations of temperature and precipitation from thousands of stations in BC and integrate other sources of information, including digital elevation data, snow data, upper atmosphere climatologies, glacier inventories, and local and expert knowledge in order create a climatology of the province at a scale of 800 metres, for the period of 1971 — 2000.

Since April, Cassini has been diving dangerously close to Saturn's cloud tops, collecting new, detailed date on Saturn's turbulent upper atmosphere.

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

The blue sliver above the rings results from sunlight scattered off Saturn's clear upper atmosphere; unknown compounds cause the color variations in the subtly banded clouds.

A new analysis by Knipp and her team classifies the types of storms that are likely to lead to this overcooling and rapid upper atmosphere collapse.