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Questions related from George Varlas
While searching for cosmic dust and debris from nuclear bomb tests, Christian Junge discovered in 1960 a layer of microscopic aerosol particles between the tropopause and about 18 miles (30 km)...
12 December 2016 3,481 5 View
Sea salt aerosol, which originally comes from sea spray, is one of the most widely distributed natural aerosols. Sea salt aerosols are characterized as non-light-absorbing, highly hygroscopic, and...
09 September 2016 9,679 9 View
Cosmic rays have a slight interaction with clouds. How much significant is that interaction? Can that interaction change the energy budget of Earth and the dynamical processes which interact with...
12 December 2015 5,636 6 View
Air-sea gas exchange is a physio-chemical process, primarily controlled by the air-sea difference in gas concentrations and the exchange coefficient, which determines how quickly a molecule of gas...
12 December 2015 6,330 12 View
The USGS Digital Elevation Model (DEM) data files are digital representations of cartographic information in a raster form. DEMs consist of a sampled array of elevations for a number of ground...
12 December 2015 1,892 6 View
Can we assess the errors and the statistical significance of the CMIP5 future climate projections?
07 July 2015 7,386 9 View
Warm or cold scenarios are predicted about Upper-Air?
06 June 2015 4,585 7 View
The ice around the edge of Antarctica is melting faster than previously thought, potentially unlocking metres of sea-level rise in the long-term, researchers have warned. A team of US scientists...
03 March 2015 2,235 8 View
In climate change/global warming studies, the Stefan Boltzmann formula is often used to estimate the amount of radiant energy which escapes outward into outer space from earth. The formula is...
01 January 2015 1,236 24 View
In ARW the default schemes in namelist.input for e.g. physics are: mp_physics = 3, 3, 3, ra_lw_physics = 1, 1, 1, ra_sw_physics = 1, 1, 1, radt = 30, 30, 30, sf_sfclay_physics = 1, 1,...
12 December 2014 8,060 4 View
ECMWF and GFS global analysis and re-analysis data are often used in many studies and operational activities. Nevertheless, ECMWF or GFS data are better?
12 December 2014 4,544 1 View
Observed records of Atlantic hurricane activity (e.g. Emanuel, 2007) show a strong correlation, on multi-year time-scales, between local tropical Atlantic sea surface temperatures (SSTs) and the...
08 August 2014 6,789 14 View
Surface Pressure Observations from Smartphones. A Potential Revolution for High-Resolution Weather Prediction? http://journals.ametsoc.org/doi/pdf/10.1175/BAMS-D-13-00188.1 An adaptive observation...
07 July 2014 1,664 1 View
Climate sensitivity is the equilibrium temperature change in response to changes of the radiative forcing. Therefore climate sensitivity depends on the initial climate state, but potentially can...
07 July 2014 9,690 17 View
A snowflake is either a single ice crystal or an aggregation of ice crystals which falls through the Earth's atmosphere. They begin as snow crystals which develop when microscopic supercooled...
07 July 2014 3,608 7 View
Cosmic rays are immensely high-energy radiation, mainly originating outside the solar system. They may produce showers of secondary particles that penetrate and impact the Earth's atmosphere and...
06 June 2014 7,741 11 View
Similarly to NCL, are there simple routines opening netcdf, grib1, and grib2 files in MATLAB?
06 June 2014 946 6 View
The WRF-Hydro system was originally designed as a model coupling framework designed to facilitate easier coupling between the Weather Research and Forecasting model and components of terrestrial...
06 June 2014 613 17 View
A warmer ocean can exclude significant amount of CO2 to the atmosphere. It indicates a positive forcing factor to the global warming scenarios.
06 June 2014 2,154 17 View
The Mpemba effect, named after Erasto Mpemba, is the observation that, in some circumstances, warmer water can freeze faster than colder water. Although there is evidence of the effect, there is...
06 June 2014 4,837 3 View