Current Aqua Satellite News and Events

Current Aqua Satellite News and Events, Aqua Satellite News Articles.
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Big galaxies steal star-forming gas from their smaller neighbours
In research published today, astronomers have discovered that large galaxies are stealing the material that their smaller counterparts need to form new stars. (2021-02-22)

Sounding rocket CLASP2 elucidates solar magnetic field
Cooperative operations between a solar observation satellite and a sounding-rocket telescope have measured the magnetic field strength in the photosphere and chromosphere above an active solar plage region. This is the first time that the magnetic field in the chromosphere has been charted all the way up to its top. This finding brings us closer to understanding how energy is transferred between layers of the Sun. (2021-02-19)

Exaggerated radar data above the freezing level induced by terrain
Scientists find exaggerated radar data above the freezing level are induced by terrain. (2021-02-17)

Corn belt farmland has lost a third of its carbon-rich soil
More than one-third of the Corn Belt in the Midwest - nearly 100 million acres - has completely lost its carbon-rich topsoil, according to University of Massachusetts Amherst research that indicates the U.S. Department of Agricultural has significantly underestimated the true magnitude of farmland erosion. (2021-02-15)

What's the catch? Algal blooms influence fishing booms
The timing of phytoplankton blooms in the Red Sea could help determine next year's fish catch. (2021-02-10)

Monitoring precious groundwater resources for arid agricultural regions
A pioneering framework will monitor groundwater use for agricultural irrigation across Saudi Arabia. (2021-02-08)

New research reveals drivers of regionally different ozone responses to the COVID-19
Professor Ding Aijun explored global air-quality changes during COVID-19 lockdowns and regional disparities in O3 responses to emission reductions. They integrated multiple observational datasets, including global air quality monitoring network and satellite retrievals, to shed more light on the regional differences in interactions between emissions, atmospheric chemistry, and meteorological conditions. (2021-02-07)

Huge methane emission rise follows extreme rainfall in East Africa
Recent heavy rainfall in East Africa has led to substantially larger seasonal emissions of a potent greenhouse gas, new research shows. (2021-02-03)

Drone and landsat imagery shows long-term change in vegetation cover along intermittent river
In the Namib Desert in southwestern Africa, the Kuiseb River, an ephemeral river which is dry most of the year, plays a vital role to the region. It provides most of the vegetation to the area and serves as a home for the local indigenous people, and migration corridor for many animals. The overall vegetation cover increased by 33% between 1984 and 2019, according to a Dartmouth study published in Remote Sensing. (2021-02-03)

A fine-grained view of dust storms
A new analysis of satellite data gives a detailed view of how extreme dust events have changed over time. (2021-02-02)

Antarctica's ice melt isn't consistent, new analysis shows
Antarctic ice is melting, contributing massive amounts of water to the world's seas and causing them to rise - but that melt is not as linear and consistent as scientists previously thought, a new analysis of 20 years' worth of satellite data indicates. (2021-02-01)

Neural network has learned to identify tree species
Skoltech scientists have developed an algorithm that can identify various tree species in satellite images. Commercial forest taxation providers and their end-users, including timber procurers and processors and forest industry entities, can use the new technology for quantitative and qualitative assessment of wood resources in leased areas. Also, this solution enables quick evaluations of underdeveloped forest areas in terms of investment appeal. (2021-01-28)

Scientists identify flank instability at a volcano with history of collapse
Landslides caused by the collapse of unstable volcanoes are one of the major dangers of volcanic eruptions. A method to detect long-term movements of these mountains using satellite images could help identify previously overlooked instability at some volcanoes, according to Penn State scientists. (2021-01-26)

Satellite data reveals bonds between emissions, pollution and economy
Burning fossil fuels has long powered world economies while contributing to air pollution and the buildup of greenhouse gases. A new analysis of nearly two decades of satellite data shows that economic development, fossil-fuel combustion and air quality are closely linked on the continental and national scales, but can be decoupled at the national level, according to Penn State scientists. (2021-01-26)

Record-breaking laser link could help us test whether Einstein was right
Scientists from Australia have set a world record for the most stable transmission of a laser signal through the atmosphere. The team combined Aussie 'phase stabilisation' technology with advanced self-guiding optical terminals to 'effectively eliminate atmospheric turbulence,' an advance which could help test Einstein's theory of general relativity. (2021-01-22)

Counting elephants from space
For the first time, scientists have successfully used satellite cameras coupled with deep learning to count animals in complex geographical landscapes, taking conservationists an important step forward in monitoring populations of endangered species. (2021-01-19)

The world's first integrated quantum communication network
Chinese scientists have established the world's first integrated quantum communication network, combining over 700 optical fibers on the ground with two ground-to-satellite links to achieve quantum key distribution over a total distance of 4,600 kilometers for users across the country. (2021-01-06)

Water limitations in the tropics offset carbon uptake from arctic greening
More plants and longer growing seasons in the northern latitudes have converted parts of Alaska, Canada and Siberia to deeper shades of green. Some studies translate this Arctic greening to a greater global carbon uptake. But new research shows that as Earth's climate is changing, increased carbon absorption by plants in the Arctic is being offset by a corresponding decline in the tropics. (2020-12-18)

How scientists are using declassified military photographs to analyse historical ecological change
Researchers are using?Cold?War spy satellite images to explore changes in the environment, including deforestation in Romania, marmot decline in Kazakhstan and ecological damage from bombs in Vietnam.? (2020-12-17)

Method finds hidden warning signals in measurements collected over time
MIT researchers have developed a deep learning-based algorithm to detect anomalies in time series data. The technology could provide advance warning of potential failures in systems ranging from satellites to computer data centers. (2020-12-16)

Study confirms dark coating can reduce satellite reflectivity
Observations conducted by the Murikabushi Telescope of Ishigakijima Astronomical Observatory confirmed that dark coating can reduce satellite reflectivity by half. There are concerns that numerous artificial satellites in orbit could impair astronomical observations, but these findings may help alleviate such conditions. (2020-12-08)

Robot fleet dives for climate answers in 'marine snow'
Sailing from Hobart, twenty researchers aboard CSIRO's RV Investigator hope to capture the most detailed picture yet of how marine life in the Southern Ocean captures and stores carbon from the atmosphere. (2020-12-03)

'Message in a bottle' tracks plastic pollution
Electronic tags released in the Ganges river show plastic pollution can travel thousands of kilometres in just a few months. (2020-12-02)

Artificial intelligence & satellite technologies reveal detailed map of air pollution across UK
A novel method that combines artificial intelligence with remote sensing satellite technologies has produced the most detailed coverage of air pollution in Britain to date. Highlighted by new research led by the London School of Hygiene & Tropical Medicine (LSHTM) and published in Remote Sensing, the methodology provides accurate estimates of concentrations of air pollution across Great Britain. (2020-11-19)

New technology allows cameras to capture colors invisible to the human eye
New research from Tel Aviv University will allow cameras to recognize colors that the human eye and even ordinary cameras are unable to perceive. The technology makes it possible to image gases and substances such as hydrogen, carbon and sodium, each of which has a unique color in the infrared spectrum, as well as biological compounds that are found in nature but are 'invisible' to the naked eye or ordinary cameras. (2020-11-05)

Bronze Age travel routes revealed using pioneering research method
Archaeologists from the University of Sydney have reconstructed the ancient seasonal migration routes of Bronze Age herders in Xinjiang, north-western China. Published in the high-ranking journal PLOS ONE, their research was the result of innovative methodology. To determine snow cover and vegetation cycles, crucial to the survival of Bronze Age people and their flocks, they examined both satellite imagery and archaeological evidence, as well as interviewing modern-day herders. (2020-11-04)

Consequences of glacier shrinkage
Scientists from Heidelberg University have investigated the causes of a glacial lake outburst flood in the Ladakh region of India. They drew on field surveys and satellite images to create an inventory of glacial lakes for the Trans-Himalayan region of Ladakh, identifying changes in the size and number of glacial lakes, including undocumented outburst floods. The inventory aims to improve risk assessment for future events. (2020-11-02)

International team tracks record-setting smoke cloud from Australian wildfires
Researchers with the University of Saskatchewan's Institute of Space and Atmospheric Studies are part of a global team that has found that the smoke cloud pushed into the stratosphere by last winter's Australian wildfires was three times larger than anything previously recorded. (2020-10-29)

International collaboration reveals China's carbon balance
An international team of researchers has compiled and verified newly available data on the country's CO2 sink, and, for the first time, they have quantitatively estimated the effect of China's carbon mitigation efforts. The results show that China's forest ecosystem has a huge carbon sequestration effect. (2020-10-28)

Brazilian researchers discover how muscle regenerates after exercise
Adaptation of muscle tissue to aerobic exercise alters the metabolism of muscle stem cells, helping them recover from injury. Findings may contribute to treatment of cachexia, sarcopenia and other conditions associated with lean mass loss. (2020-10-28)

Location and extent of coral reefs mapped worldwide using advanced AI
researchers from the Arizona State University Center for Global Discovery and Conservation Science have generated a global coral reef extent map using a single methodology capable of predicting the location of shallow coral reefs with nearly 90% accuracy. (2020-10-28)

NASA finds wind shear affecting Tropical Storm Nangka post-landfall
Tropical Storm Nangka made landfall south of Haiphong, Vietnam and began to weaken. NASA's Aqua satellite revealed wind shear was affecting the storm as it continued to push inland. (2020-10-15)

NASA rainfall imagery reveals Norbert regains tropical storm status
Norbert has been meandering around in the Eastern Pacific Ocean for several days as a tropical depression. A NASA satellite rainfall product that incorporates data from satellites and observations revealed that Norbert has regained tropical storm status after showing increased organization and deep convection. (2020-10-14)

NASA animation tracks the end of Tropical Storm Delta  
NASA's Terra satellite obtained visible imagery as Tropical Storm Delta made landfall in Louisiana and moved northeastward soaking the U.S. southeast and Mid-Atlantic states. (2020-10-13)

NASA sees Tropical Storm Nangka soaking Hainan Island
Using a NASA satellite rainfall product that incorporates data from satellites and observations, NASA estimated Nangka's rainfall rates as the storm soaked Hainan Island, China early on Oct. 13 (EDT). (2020-10-13)

Damaged muscles don't just die, they regenerate themselves
Researchers building a model of muscle damage in a cultured system found that components leaking from broken muscle fibers activate ''satellite cells,'' which are muscle stem cells. While attempting to identify the activating proteins, they found that metabolic enzymes, such as GAPDH, rapidly activated quiescent satellite cells and accelerated muscle injury regeneration. This is a highly rational and efficient regeneration mechanism, in which the damaged muscle itself activates satellite cells for regeneration. (2020-10-12)

NASA shows heaviest rainfall displaced in Typhoon Chan-hom
Typhoon Chan-hom was still moving parallel to Japan's east coast as NASA's satellite rainfall product, that incorporates data from satellites and observations, showed its heaviest rainfall was pushed northeast of center. (2020-10-09)

NASA examines Hurricane Delta's early morning structure
The NASA-NOAA Suomi NPP satellite provided two nighttime views of Hurricane Delta as it moved toward the U.S. Gulf Coast. A moonlit image and an infrared image revealed the extent and organization of the intensifying hurricane. (2020-10-08)

NASA finds dry air sapping Tropical Storm Norbert's strength
Infrared imagery from NASA's Aqua satellite revealed that dry air is eroding Tropical Storm Norbert, located off the coast of southwestern Mexico. (2020-10-07)

NASA analyzes rainfall around Typhoon Chan-hom's ragged eye
A NASA satellite rainfall product that incorporates data from satellites and observations found heavy rainfall occurring throughout Typhoon Chan-hom and the heaviest rainfall in the eyewall. Chan-hom is expected to bring rainfall to Japan on its track through the Northwestern Pacific Ocean. (2020-10-07)

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