Sentences with phrase «field measurements»

However, while field measurements of sulfur dioxide emissions are increasing, they still remain too sparse to piece together a cohesive global picture.

The aim of this study was to illustrate the minimum number of measurements needed to determine annual mass balance accurately from field measurements alone.

The researchers used field measurements, satellite images and empirical models to come up with their results.

All the characteristics mentioned before turn this device into an instrument of electromagnetic fields measurements for any person who wish to control the radiation levels.

These are based on actual field measurements too — no modelling....

By comparing the recordings with other field measurements, we should learn how the birds are responding to climate - induced changes to their breeding grounds.

It is important to verify the results with more field measurements, he says.

The modeling was based on a comprehensive empirical data combining field measurements and aerial imaginary.

The reliability of their fabrication method has (literally) far reaching applications for wide field measurements, ensuring the high contrast detection over relatively large sample areas.

Field measurements of tree death since last year's drought are also needed to refine the estimate of the weather event's impact on the carbon cycle.

This lesson is a primer on taking field measurements for animal identification.

«The trim coils have proven extremely useful, not only by ensuring a balanced plasma exhaust onto the divertor plates, but also as a tool for the physicists to perform magnetic field measurements of unprecedented accuracy,» said Thomas Sunn Pederson, Max Planck director of stellarator edge and divertor physics.

WHRC associate scientist and report co-author Nadine Laporte, who led field measurements in Africa, says, «We worked closely with collaborators in twelve countries around the tropics to collect the field data needed to calibrate the satellite measurements and ensure relevance for their national reporting.»

Geophysicists will be able to answer these questions in the future using gravity field measurements from ESA's GOCE gravity satellite.

The study is the first to quantify the influence of spruce beetle and fire severity on spruce - fir forests through direct field measurements as opposed to using satellite or aerial imagery.

These risks were further evaluated through field measurements of insulated and un-insulated mock - up walls, and simulated further under more severe climate conditions.

Previous studies have suggested that electric fields generated during the early stages of a sandstorm would have that effect, but nobody had made field measurements to support the idea, says Francesca Esposito, a planetary scientist at the National Institute for Astrophysics in Naples, Italy.

The project relied on extensive field measurements of CO2, a meteorological buoy that measured wind and other variables to determine heat fluxes at the surface of the lake, and remote sensing, sonar survey, and gauging station data to map areas of the lake that exist because of seasonal flooding, expanding and contracting as part of that cycle.

The Southern Great Plains (SGP) atmospheric observatory was the first field measurement site established by the ARM Climate Research Facility.

The Southern Great Plains in Oklahoma was the first field measurement site established by the ARM Climate Research Facility in 1992 and is the world's largest and most extensive climate research field site.

«Revealing photosynthetic regulatory paradigms using natural variations and massive field measurements»

Preliminary results from an early version of this technology demonstrate that it is capable of identifying patients whose glaucoma is getting worse 57 % sooner than existing approaches and it is able to significantly reduce the number of eye pressure and visual field measurements required to check for glaucoma worsening.

Performing field measurements and sketches and preparing AutoCad drawings as required for NYC DOB submissions.

«Juno's gravity field measurements differ significantly from what we expected, which has implications for the distribution of heavy elements in the interior, including the existence and mass of Jupiter's core,» Bolton said.

Using a simple tool developed by the research team, a manager can enter the forest the year following a fire and take a few field measurements - including distance to seed source, slope, and the cross-sectional area of living trees in the nearby forest.

«The scarcity of field measurements presents a major roadblock in creating high resolution global maps of plant traits,» said Ethan Butler, co-lead author and postdoctoral associate in the Department of Forest Resources at UMN's College of Food, Agricultural and Natural Resource Sciences (CFANS).

Scott Goetz, a senior scientist at the Woods Hole Research Center who has studied the Amazon, said that fleshing out what are «essentially back - of - the - envelope calculations» of the 2010 drought's impact will require additional field measurements and a closer examination of satellite observations of the Amazon's tree canopy.

These electric field measurements suggest that dust devils carry a positive charge created by larger particles rubbing together at the base and a negative charge created by smaller particles at the top.

«Gravity glasses offer a view of the Earth's interior: Data grid for GOCE gravity field measurements sheds new light on the Earth's structure.»

Because aerosols from other sources overwhelm field measurements, it's been difficult to isolate and study marine aerosols over the actual ocean.

Magnetic field measurements offer far better results.

The team collected data from two environments: one was a room - sized chamber at Berkeley Lab where six cigarettes were machine - smoked and levels of particulate matter and 58 VOCs were monitored during an aging period of 18 hours; the second was a smoker's home, where field measurements were made 8 hours after the last cigarette was smoked.

Based on magnetic field measurements taken by the Messenger at an altitude as low as 9 miles, scientists have now discovered that Mercury, located just 36 million miles from the sun, possesses a magnetic field dating back almost four billion years.

The researchers took high - resolution mean and fluctuating velocity and density field measurements in an RM flow, which was shocked and reshocked, to understand production and dissipation in a two - fluid, developing turbulent flow field.

Furthermore, such transients have usually been observed in line - of - sight field measurements, whereas this particular case was demonstrated to be of a transverse nature.

Dougherty says the sensitivity of Cassini's magnetic field measurements nearly quadrupled over the course of the spacecraft's 22 Grand Finale orbits — meaning that, if the tilt of Saturn's field is greater than 0.016 degrees, researchers should be able to detect it.

Test the tech: Sound field measurement Because of its massive wattage, we were intrigued by the Rockford Fosgate stereo.

After conducting field measurements on swimming jellyfish, they built models of how animals mix the waters ocean - wide and concluded that the effect may be extensive.

New information on manual field measurements of snow water equivalent (SWE) was obtained in Sodankylä Arctic Space Centre as a result of an exceptionally extensive COST ES1404 — field campaign.

Figure 2: Greenland (a) and Antarctic (b) mass change deduced from gravitational field measurements by Velicogna (2009) and best - fits with 5 - year and 10 - year mass loss doubling times.

FMI is conducting important research related to climate change, weather prediction and hydrological modeling, where high quality field measurements are still needed beside models and satellite data.

His professional experience includes leading research teams in multi-institutional and international field measurement programs and managing numerous projects for the U.S. Department of Energy, the Department of Homeland Security, and the Department of Defense.

The annual balance in meters of water equivalent determined from field measurements networks of varying number of measurement sites on Columbia Glacier.