Not exact matches
«The laser scanning data collected
from selected points does give significantly more precise results than the satellite
radar,» notes Christian Berger, co-author of the
study and head of the research project on which Victor Odipo's doctoral thesis is based.
«IceBridge surveyed previously unexplored parts of the Greenland Ice Sheet and did it using state - of - the - art CReSIS
radars,» said
study co-author Mark Fahnestock, an IceBridge science team member and glaciologist
from the Geophysical Institute at the University of Alaska Fairbanks (UAF - GI).
«Novel data sources
from the weather surveillance
radar network and the eBird citizen science database enable development of a migration phenology index that can be used to answer this question in future
studies.»
However, the 1991
study did no more than indicate that the strong
radar reflections came
from the polar areas.
The team used
radar data
from satellites, such as the European Space Agency's now - defunct Envisat, to
study ground motions in the Taupo Volcanic Zone.
«
Studies conducted at the Universities of Guelph, Waterloo, and Western Ontario have demonstrated that deregulation has had an impact on the demographics of their enrolment,» according to Joel Duff, the Ontario chairperson of the CFS, such that «students
from lower - income backgrounds have almost dropped off the
radar screen.»
Further missions
studied the Earth
from above, such as one that used of a type of
radar to probe below the surface — discovering ancient riverbeds beneath the Sahara Desert, for example.
The data used in the
study came
from radar stations in Cleveland, Ohio; Grand Rapids, Michigan; and Green Bay, Wisconsin, collected in spring 2010 - 2013.
The
study used images and other data
from Cassini's
radar instrument, which can peer through the obscuring smog of Titan's atmosphere to reveal the surface in detail.
Such radio traffic could be readily apparent On the earth, for example, a new
radar system employed with the telescope at the Arecibo Observatory for planetary
studies emits a narrow - bandwidth signal that, if it were detected
from another star, would be between a million and 10 billion times brighter than the sun at the same frequency.
Ocean surface height measurements are routinely made
from space by
radar altimeters, but this new
study is the first that uses the GPS reflections.
Now only visible with satellite
radar (see an image), the channels flowed intermittently
from present - day Libya and Chad to the Mediterranean Sea, says Anne Osborne, a geochemist at the University of Bristol, UK, who led the new
study.
The Bell et al paper in Science Express this week (final version in Science) reporting on the surprising results
from airborne ground - penetrating
radar studies of the Antarctic Ice Sheet is a great example.
Then a professor at Columbia University and a consultant for Bell Telephone Laboratories, Townes had transitioned
from working on
radar during World War II to using shorter wavelengths of light to
study the energy states of molecules, a field called spectroscopy.
The
study, titled «Ground - penetrating
radar (GPR) detects fine roots of agricultural crops in the field,» also involved additional researchers
from the Uvalde center, Texas A&M AgriLife centers in Amarillo and Weslaco, the U.S. Department of Agriculture Forest Service and the Samuel Roberts Noble Foundation in Ardmore, Oklahoma
«Lithium, long used in mental health as a highly effective mood stabiliser, has been on the
radar as a potential disease modifying treatment for Alzheimer's disease with positive evidence
from preclinical
studies and a number of small clinical trials.
Retzlaff, R., and C.R. Bentley, Timing of stagnation of ice stream C, West Antarctica
from short - pulse -
radar studies of buried surface crevasses, Journal of Glaciology, Vol.
But the new
study relies on plane - based
radar from three flights between 2004 and 2014.
According to a
study conducted by a group of scientists
from the University of Virginia and published under the name of «Under the
radar», indie authors alone generate over $ 14.2 billion in sales.
According to the second
study, which measured changes in the thickness and height of ice using
radar and laser altimetry instruments flown as part of NASA's Operation IceBridge campaign, the glacier lost between 984 and 1,607 feet in thickness
from 2002 to 2009.
According to one of the
studies, published in the journal Geophysical Research Letters, which used
radar measurements
from the European Space Agency's Sentinel - 1 satellite, Smith Glacier's «grounding line» — the boundary between the bedrock and the ocean — has been retreating at a rate of 1.24 miles per year since 1996.
This
study investigates the variability of convective and stratiform rainfall
from 8 yr (1998â $ «2005) of Tropical Rainfall Measuring Mission (TRMM) Precipitation
Radar (PR) and TRMM Microwave Imager (TMI) measurements, focusing on seasonal diurnal variability.
A
study using Earth Remote Sensing satellite
radar interferometry (EERS - 1 and -2) observations
from 1992 through 2011 finds «a continuous and rapid retreat of the grounding lines of Pine Island, Thwaites, Haynes, Smith, and Kohler» Glaciers, and the authors conclude that «this sector of West Antarctica is undergoing a marine ice sheet instability that will significantly contribute to sea level rise in decades to centuries to come» (Rignot et al. 2014).
The Merlin
radar studies presented in the EIR are worthless, except for telling us in what season and at what time of day we can expect the highest number of casualties
from collisions.
We all must remember the lesson
from radar altimetry
studies such as Wingham et al. 2006.
They expected to find a decline in ice thickness when they embarked on a
study of
radar observations of 402 lakes near Barrow in Alaska
from the European earth resources satellites ERS - 1 and ERS - 2.
«The differences between sea water temperature reported in the Log of Ship's Weather Observations and specially observed sea surface temperature were
studied for 6826 pairs of observations taken in the Pacific Ocean
from 3 Military Sea Transport Service ships and 9 U.S. Navy
Radar Picket ships during 92 different trips.
1950s: Research on military applications of
radar and infrared radiation promotes advances in radiative transfer theory and measurements = > Radiation math —
Studies conducted largely for military applications give accurate values of infrared absorption by gases = > CO2 greenhouse — Nuclear physicists and chemists develop Carbon - 14 analysis, useful for dating ancient climate changes = > Carbon dates, for detecting carbon from fossil fuels in the atmosphere, and for measuring the rate of ocean turnover = > CO2 greenhouse — Development of digital computers affects many fields including the calculation of radiation transfer in the atmosphere = > Radiation math, and makes it possible to model weather processes = > Models (GCMs)-- Geological studies of polar wandering help provoke Ewing - Donn model of ice ages = > Simple models — Improvements in infrared instrumentation (mainly for industrial processes) allow very precise measurements of atmospheric CO2 = > CO2 gree
Studies conducted largely for military applications give accurate values of infrared absorption by gases = > CO2 greenhouse — Nuclear physicists and chemists develop Carbon - 14 analysis, useful for dating ancient climate changes = > Carbon dates, for detecting carbon
from fossil fuels in the atmosphere, and for measuring the rate of ocean turnover = > CO2 greenhouse — Development of digital computers affects many fields including the calculation of radiation transfer in the atmosphere = > Radiation math, and makes it possible to model weather processes = > Models (GCMs)-- Geological
studies of polar wandering help provoke Ewing - Donn model of ice ages = > Simple models — Improvements in infrared instrumentation (mainly for industrial processes) allow very precise measurements of atmospheric CO2 = > CO2 gree
studies of polar wandering help provoke Ewing - Donn model of ice ages = > Simple models — Improvements in infrared instrumentation (mainly for industrial processes) allow very precise measurements of atmospheric CO2 = > CO2 greenhouse.