Breakthrough made in assessing marine phytoplankton health
...atellite measurements of its fluorescence an accomplishment that had been elusive for years.
With this new tool and the continued use of the MODIS aqua
satellite, scientists will now be able to gain a reasonably accurate picture of the ocean's health and productivity about every week, all over the pla...
NASA satellite detects red glow to map global ocean plant health
...gment chlorophyll, an indicator of the amount of plant life in the ocean. But with the Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA's aqua
satellite, scientists have now observed "red-light fluorescence" over the open ocean.
"Chlorophyll gives us a picture of how much phytoplankton is ...
NASA uses satellite to unearth innovation in crop forecasting
...cientist John Bolten described a new modeling product that uses data from the Advanced Microwave Scanning Radiometer for EOS (AMSR-E) sensor on NASA's aqua
satellite to improve the accuracy of West African soil moisture. The group produced assessments of current soil moisture conditions, or "nowcasts," an...
NASA-funded carbon dioxide map of US released on Google Earth
...ion for climate change policy decisions."
Vulcan Project data and maps will complement observations from the Atmospheric Infrared Sounder on NASA's aqua
spacecraft and the upcoming Orbiting Carbon Observatory, which is set to launch next week. This mission will use space-based instruments to precisely ...
Scientists find black gold amidst overlooked data
...esolution Imaging Spectroradiometer (MODIS) instruments on NASA's Terra and aqua
satellites, Hu and colleagues assert, is far cheaper because the data is co...he need for special observation requests. And the polar orbits of Terra and aqua
allow images of oil slicks to be collected several times per week in tropic...
NASA-enhanced dust storm predictions to aid health community
...and related surface features.
Through PHAiRS, up-to-date measurements of Earth's surface features -- collected from instruments on NASA's Terra and aqua
satellites -- provided the critical details needed to enhance an existing dust model. Observations of Earth from space offer more complete information...
NASA presentations at American Geophysical Union Joint Assembly
... collaboration uses satellite data from the Tropospheric Emission Spectrometer on NASA's Aura satellite and the Atmospheric Infrared Sounder on NASA's aqua
satellite to supplement knowledge of ozone and temperature in the lowest portions of Earth's atmosphere above Texas.
Understanding Enhancements in ...
AGU journal highlights -- Feb. 26, 2008
...atellite passive microwave sensors, including the 89-GHz channel of the Earth Observing Systems Advanced Microwave Scanning Radiometer (AMSR-E) on the aqua
satellite. Noting that reliable estimates of summer ice drift are often obscured by weather, atmospheric moisture, and surface melt effects, Kwok seek...
Less Arctic ice means higher risks, experts warn
... of less than 4.24 million km in 2007, as observed in September by ESAs Envisat satellite. The previous record low, as observed by Envisat and the EOS aqua
satellite, was in 2005 when the minimum ice extent was 5.5 million km.
"We have been very lucky to have had the capability to monitor the polar re...
NASA satellite data helps assess the health of Florida's coral reef
... universities, including the University of South Florida.
Data from the MODerate-resolution Imaging Spectroradiometer (MODIS) aboard the Terra and aqua
satellites gave accurate, up-to-date information on sea surface temperatures to identify areas vulnerable to bleaching. The data was also used to meas...
Climate experts search for answers in the oceans
...uments aboard different satellites. GlobCOLOUR uses data from colour sensors such as MERIS aboard ESA’s Envisat as well as MODIS carried aboard NASA’s aqua
and SeaWiFS aboard GeoEye's Orbview-2 satellite. Medspiration utilises data from ESA’s Envisat and Meteosat-8, the United States?National Oceanic and ...
NASA study: Alaskan fires affected Houston air quality in 2004
...rra satellite, aerosol data from the Total Ozone Mapping Spectrometer satellite, and carbon monoxide data from the Atmospheric Infrared Sounder on the aqua
spacecraft. They tracked an air mass from the region of forest fires in western Canada and eastern Alaska on July 12-13, 2004, and followed it as it t...
Harmful Algal Blooms monitored from space in Chile
...uspended matter and sea surface temperature, derived from the MERIS instrument onboard ESA's Envisat satellite and the MODIS instrument onboard NASA's aqua
satellite and in situ water monitoring to monitor the Southern Ocean off the coast of Chile.
A hydrodynamic model, established and validated throu...
NASA satellite data provides rapid analysis of Amazon deforestation
...te University, Brookings, S.D., compared multiple years of data from NASA's Moderate Resolution Imaging Spectroradiometer (MODIS) aboard the Terra and aqua
satellites to data collected from the high-resolution Landsat satellite. They found that MODIS images can rapidly and reliably detect changes in Amazo...
Sensor web simulation investigates technique to improve prediction of pollution across the globe
... NASA technologists have formulated experiments involving two NASA Earth observing satellites that fly in formation high above Earth. These consist of aqua
and the recently launched Aura, along with sophisticated atmospheric chemistry models that can forecast the global distribution and concentration of o...