The models were run without the influence of greenhouse gases, so that the scientists could compare those results with the observations from 33 years of
satellite precipitation data.
They also used
satellite precipitation data to «backsolve» the brine's origins using sodium concentrations, oxygen and hydrogen isotopes, as the isotopic composition of water reflects the condensation temperature and precipitation rate over time.
Not exact matches
«The complementary meteorological and
satellite data and interpretation provided by the authors strengthen the case that dust from disparate global sources can enhance
precipitation in certain meteorological environments,» Spackman wrote in an email.
The environmental
data sets from the Tropical Rainfall Measuring Mission and the MODIS sensors will continue into the next decade with
data provided by their follow - on missions: the Global
Precipitation Measurement mission to launch in early 2014, and the Visible Infrared Imaging Radiometer Suite on the Suomi National Polar - orbiting Partnership
satellite currently in orbit.
This year's fire risk comes on the heels of a severe drought in eastern and southeastern Brazil, where the
satellite data showed a continued reduction in rainfall and a drawdown of groundwater associated with lower than normal
precipitation.
To check their model forecast, as the dry season has gotten underway, the researchers have compared their initial forecast with observations coming in from NASA's
precipitation satellite missions» multisatellite datasets, as well as groundwater
data from the joint NASA / German Aerospace Center Gravity Recovery and Climate Experiment (GRACE) mission.
The
data comes from NASA and the Japan Aerospace Exploration Agency's Global
Precipitation Measurement mission (GPM), a constellation of international and domestic
satellites that estimate rainfall and snowfall every three hours.
To do so, Ichoku and his colleagues used
satellite records from 2001 to 2014 — including
data from NASA's Moderate Resolution Imaging Spectroradiometer and the Tropical Rainfall Measurement Mission — to analyze the impact of fires on various water cycle indicators, namely soil moisture,
precipitation, evapotranspiration and vegetation greenness.
Horinouchi, T., 2002: Mesoscale variability of tropical
precipitation: Validation of
satellite estimates of wave forcing using TOGA COARE radar
data.
After accessing and graphing the
satellite data on both water vapor and
precipitation levels,... (View More) students will examine, compare and interpret monthly, seasonal, yearly and / or global patterns.
First, better calibrations of
satellite data and better methods for the optimal combination of earth measurements,
satellite estimates, and model outputs may provide a better understanding of
precipitation.
But observations suggest otherwise: «We have analyzed
data from different
satellites measuring soil moisture and
precipitation all over the globe, with a resolution of 50 to 100 kilometers.
I recently realized that the
data from the relatively new Global
Precipitation Measurement (GPM)
satellite can show incredibly fine detail!
They also captured rapid changes in wind speed that occur around the eye of the cyclone, which did not appear to be affected by any
data loss, like what can be caused by heavy
precipitation in other
satellite data.
The GPCP and TMPA products utilise
satellite data to provide
precipitation estimates over sea as well as land.
It uses
satellite data from MODIS vegetation indices (MOD13Q1 and NDVI) and products related to presence of water bodies (MOD35) as well as Tropical Rainfall Measuring Mission (TRMM)
precipitation data to detect anthropogenic changes in vegetation cover every 16 days.
Starting with Terra in 1999, NASA has launched a fleet of Earth - observing
satellites that collect
data on everything from temperature and
precipitation to underground aquifers and ocean currents and soil moisture to wildfires and storms.