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UrduNASA’s Terra satellite obtained visible imagery of Tropical Storm Gamma being battered by outside winds in the south central Gulf of Mexico. Over the weekend of Oct. 3 and 4, Gamma tracked over Mexico’s Yucatan Peninsula. Tropical Depression 25 formed…
Tag: ATMOSPHERIC CHEMISTRY
Letter from leading researchers urges terminology update, shift in COVID-19 guidance
Importance of moving activities outdoors and ensuring proper ventilation indoors stressed, as experts urge science community to clarify definitions
NASA finds heavy rainfall ringing major Hurricane Maria’s eye
Imagine being able to look down at a storm from orbit in space, and provide data that lets scientists calculate the rate in which rain is falling throughout it. That is what a NASA satellite rainfall product does as it…
Ice discharge in the North Pacific set off series of climate events during last ice age
CORVALLIS, Ore. – Repeated catastrophic ice discharges from western North America into the North Pacific contributed to, and perhaps triggered, hemispheric-scale changes in the Earth’s climate during the last ice age, new research published online today in Science reveals. The…
Climate: Iodic acid influences cloud formation at the North Pole
The Arctic is warming two or three times faster than the rest of the planet. This amplified warming is due to several factors, but the relative importance of each one remains still unclear. “We do know, however, that clouds could…
NASA finds Hurricane Marie rapidly intensifying
NASA infrared imagery revealed that Hurricane Marie is rapidly growing stronger and more powerful. Infrared imagery revealed that powerful thunderstorms circled the eye of the hurricane as it moved through the Eastern Pacific Ocean. NOAA’s National Hurricane Center (NHC) expects…
Venus might be habitable today, if not for Jupiter
Study shows destabilizing effect of the giant gas planet
Pandemic provides unique opportunity for atmospheric chemists
As the COVID-19 pandemic slowed travel and business around the world, pollution emission rates dropped in response. With fewer cars on the road and clearer skies, atmospheric chemists jumped at the opportunity to study the impact of reduced emissions outside…
Shedding light on how urban grime affects chemical reactions in cities
Many city surfaces are coated with a layer of soot, pollutants, metals, organic compounds and other molecules known as “urban grime.” Chemical reactions that occur in this complex milieu can affect air and water quality. Now, researchers reporting in ACS…
NASA confirms, heavy rainfall, strengthening of tropical storm Marie
Tropical Storm Marie has formed in the Eastern Pacific Ocean and NASA satellite data helped confirm the strengthening of the storm. In addition, using a NASA satellite rainfall product that incorporates data from satellites and observations, NASA estimated Marie’s rainfall…
NASA imagery reveals Kujira transitioning into an extratropical cyclone
Tropical cyclones can become post-tropical before they dissipate, meaning they can become sub-tropical, extra-tropical or a remnant low-pressure area. NASA’s Aqua satellite provided a visible image that showed Typhoon Kujira transitioning into an extra-tropical storm, and the effects of strong…
China’s air pollutant reduction success could make it tougher to control climate change
China’s success in improving air quality by cutting polluting emissions may have a negative knock-on effect on climate change overall, a new study has found. The research, by scientists from Carnegie Institution for Science, USA, Chinese Academy of Environmental Planning,…
Are China’s pollution remediation efforts making the planet warmer?
China’s efforts to combat aerosol pollution resulted in warming throughout the northern latitudes
NASA’s infrared view of typhoon Kujira
NASA’s Terra satellite used infrared light to identify strongest storms and coldest cloud top temperatures in Typhoon Kujira as it tracked through the northwestern Pacific Ocean. Infrared Data Reveals Most Powerful Storms Infrared data provides temperature information about the cloud…
The testimony of trees: How volcanic eruptions shaped 2000 years of world history
Researchers have shown that over the past two thousand years, volcanoes have played a larger role in natural temperature variability than previously thought, and their climatic effects may have contributed to past societal and economic change. The researchers, led by…
Stable supramolecular structure system to identify activity origin of CO2 electroreduction
CO2 electroreduction reaction driven by renewable electricity is an effective way to reduce the concentration of CO2 in the atmosphere and alleviate environmental problems such as global warming. It can convert CO2 into valuable products (such as CO, HCOOH, CH4)…
Disastrous duo: Heatwaves and droughts
Climate change at the heart of more frequent and intense dry and hot extremes in recent decades
NASA casts an infrared eye on Tropical Storm Kujira’s very cold cloud tops
NASA analyzed the cloud top temperatures in Tropical Storm Kujira using infrared light to determine the strength of the storm. Infrared imagery revealed that the strongest storms were around Kujira’s center and in a band of thunderstorms on the western…
NASA finds post-tropical storm Beta’s clouds blanketing the Southeastern US
NASA’s Terra satellite obtained visible imagery of Post-Tropical Cyclone Beta as it continued moving slowly through the Tennessee Valley. Clouds associated with the low-pressure area looked like a large white blanket draped across much of the southeastern U.S. On Sept.…
NASA finds wind shear displacing Lowell’s strongest storms
NASA’s Aqua satellite provided an infrared view of Tropical Storm Lowell that revealed the effects of outside winds battering the storm. Wind shear occurs when winds at different levels of the atmosphere push against the rotating cylinder of winds, weakening…
Tree rings show scale of Arctic pollution is worse than previously thought
The largest-ever study of tree rings from Norilsk in the Russian Arctic has shown that the direct and indirect effects of industrial pollution in the region and beyond are far worse than previously thought. An international team of researchers, led…
NASA estimating Beta’s rains moving into the Tennessee valley
Using a NASA satellite rainfall product that incorporates data from satellites and observations, NASA estimated Post-tropical Cyclone Beta’s rainfall rates as it moved over Mississippi, Alabama and Tennessee. Beta continues a steady northeast track into Mississippi, bringing heavy rainfall across…
NASA nets Dolphin as an extratropical storm
NASA’s Aqua satellite caught a visible image of Dolphin after it passed east central Japan on Sept. 24, where it became an extratropical storm in the Northwestern Pacific Ocean. At 11 p.m. EDT on Sept. 23 (0300 UTC on Sept.…
NASA-NOAA satellite finds wind shear affecting Tropical Storm Lowell
NASA-NOAA’s Suomi NPP satellite passed over the Eastern North Pacific Ocean and captured a visible image of Tropical Storm Lowell that revealed the storm was dealing with wind shear. Wind shear is caused by winds outside of a tropical cyclone…
Post-Tropical Storm Teddy in NASA Newfoundland nighttime view
NASA-NOAA’s Suomi NPP satellite provided an infrared image of Post-tropical cyclone Teddy over the province of Newfoundland, Canada in the early morning hours of Sept. 24. Teddy’s Last Advisory At 11 p.m. EDT on Sept. 23 (0300 UTC on Sept.…
Creating ‘green’ protein from the air
Increasing environmental challenges have led scientists to rethink how protein can be produced. Traditional processes require a lot of space on land or sea, resulting in a high carbon footprint and reduced resources. A new article in Chemical & Engineering…
NASA sees post-tropical storm Teddy generating heavy rain over Eastern Canada
Hurricane Teddy has transitioned to a large post-tropical cyclone over eastern Canada. Using a NASA satellite rainfall product that incorporates data from satellites and observations, NASA estimated Teddy’s rainfall rates. In addition to the heavy rainfall, Teddy causing destructive waves…
NASA finds Dolphin swimming against wind shear
NASA’s Terra satellite provided a visible image of a slightly elongated Tropical Storm Dolphin as it battled wind shear upon its approach to east central Japan. A Visible Satellite Image The Moderate Resolution Imaging Spectroradiometer or MODIS instrument that flies…
NASA finds Tropical Storm Lowell’s center north of strongest side
NASA’s Aqua satellite used infrared light to identify strongest storms and coldest cloud top temperatures in Tropical Storm Lowell and found them south of the center of circulation. Lowell is moving through the Eastern Pacific Ocean and far from land…
NASA tracking Beta’s heavy rainfall into lower Mississippi Valley
Slow-moving post-tropical storm Beta continues to drop large amounts of rainfall in Texas as it moves into the Lower Mississippi Valley on Sept. 23. A NASA satellite rainfall product that incorporates data from satellites and observations estimated Beta’s rainfall rates.…
NASA’s terra satellite confirms Paulette’s second post-tropical transition
NASA’s Terra satellite passed over post-tropical storm Paulette after it had transitioned for a second time. Using infrared imagery, Terra found no strong storms remained. Paulette has had quite a history. Paulette formed in the Central Atlantic Ocean on Sept.…
NASA analyzes Tropical Storm Lowell’s very cold cloud tops
NASA analyzed the cloud top temperatures in Tropical Storm Lowell using infrared light to determine the strength of the storm. Infrared imagery revealed that the strongest storms were around Lowell’s center and in its southern quadrant because of northerly wind…
NASA catches Tropical Storm Dolphin swimming north
NASA’s Terra satellite obtained visible imagery of Tropical Storm Dolphin as it continued moving north though the Northwestern Pacific Ocean on a track toward east central Japan. NASA Satellite View: Dolphin’s Organization The Moderate Resolution Imaging Spectroradiometer or MODIS instrument…
NASA imagery reveals strongest areas of Tropical Storm Beta
NASA’s Aqua satellite analyzed Tropical Storm Beta in infrared imagery to determine where the strongest parts of the storm were located. Beta is expected to stall inland over Texas today, Sept. 21, and heavy rains will continue over portions of…
NASA sees Hurricane Teddy threaten Eastern Canada
NASA’s Aqua satellite used infrared light to identify strongest storms and coldest cloud top temperatures in Hurricane Teddy as it nears eastern Canada. Teddy has triggered multiple warnings and watches. Warnings and Watches on Sept. 22 NOAA’s National Hurricane Center…
NASA sees rebirth of Tropical Storm Paulette
Tropical Storm Paulette just reformed in the central North Atlantic Ocean today, Sept. 22. Using a NASA satellite rainfall product that incorporates data from satellites and observations, NASA estimated Paulette’s rainfall rates. Paulette was a hurricane whose eye passed directly…
NASA analyzes soaking capabilities of hurricane Teddy on Bermuda approach
Using a NASA satellite rainfall product that incorporates data from satellites and observations, NASA estimated Hurricane Teddy’s rainfall rates as it approaches Bermuda on Sept. 21. Teddy is a large hurricane and growing. It is also churning up seas all…
NASA finds Tropical Storm Dolphin going swimmingly
NASA’s Terra satellite obtained visible imagery of recently formed Tropical Depression 14W as it strengthened into a tropical storm. Terra satellite imagery showed the storm was organizing. Dolphin developed from Tropical Depression 14W. 14W formed on Sept. 20 about 366…
NASA satellite found Post-Tropical Storm Alpha fizzle over Portugal and Spain
Former Subtropical Storm Alpha was a short-lived storm that formed and fizzled within 24 hours. NASA-NOAA’s Suomi NPP satellite found the remnants of former Subtropical storm Alpha spreading over Portugal and northwestern Spain. Alpha formed off the coast of Portugal…
NASA sees Wilfred degenerate into a trough
Former Tropical Storm Wilfred weakened in the Central Atlantic Ocean and NASA-NOAA’s Suomi NPP satellite provided a visible image after the storm became a trough or elongated area of low pressure. On Sunday, Sept. 20 at 11 p.m. EDT, NOAA’s…
Unexpected wildfire emission impacts air quality worldwide
University of Colorado Boulder co-led study completes first global detection of nitrous acid in wildfire plumes
NASA’s aqua satellite helps confirm subtropical storm alpha
Subtropical Storm Alpha has formed near the coast of Portugal, becoming the first named storm using the Greek Alphabet list, now that the annual list of names is exhausted. NASA’s Aqua satellite obtained visible imagery of the new storm. NASA…
NASA confirms development of record-breaking tropical storm Wilfred, ending hurricane list
The list of hurricane names is officially used up with the development of the 23rd tropical cyclone of the year. Tropical Storm Wilfred just formed in the Eastern Atlantic Ocean today, Sept. 18. Using a NASA satellite rainfall product that…
NASA estimates powerful hurricane Teddy’s extreme rainfall
Using a NASA satellite rainfall product that incorporates data from satellites and observations, NASA estimated Hurricane Teddy’s rainfall rates. Teddy is a major hurricane in the Central North Atlantic Ocean. On Sept. 18, NOAA’s National Hurricane Center (NHC) warned that…
NASA-NOAA’s Suomi NPP satellite finds tropical storm Noul fading over Laos
Tropical Storm Noul made landfall in central Vietnam on Sept. 17 and NASA-NOAA’s Suomi NPP satellite captured an image of the storm over Laos. Noul was weakening as it moves toward Thailand where it is forecast to dissipate. The Joint…
NASA-NOAA satellite sees tropical depression 22 strengthening in gulf of Mexico
NASA-NOAA’s Suomi NPP satellite provided an infrared image of Tropical Depression 22 in the Gulf of Mexico during the early morning hours of Sept. 18. TD22 is expected to become a tropical storm, according to the National Hurricane Center (NHC).…
Study quantifies Saharan dust reaching Amazon
UM Rosenstiel School-led study has important implications for soil fertility in Amazon Basin
NASA analyzes rainfall and rainmaking capability in Hurricane Sally
NASA satellites provided a look at the rainfall potential in Hurricane Sally before and after it made landfall in southern Alabama. NASA’s Aqua satellite and IMERG analysis were used to analyze the storm’s flooding potential. Sally came ashore on Wednesday,…
NASA finds a fading wispy Tropical Depression Vicky
NASA’s Terra satellite found Vicky to be a shadow of its former self, devoid of precipitation around its low-level center. Any precipitation had been pushed far to the northeast from wind shear. Vicky looked like a wispy ring of clouds…
NASA finds tropical storm Noul packing a punch
Powerful storms with heavy rainmaking capabilities appeared over the coast of central Vietnam in NASA provided infrared imagery on Sept. 17. NASA’s Infrared Data Reveals Heavy Rainmakers Tropical cyclones are made up of hundreds of thunderstorms, and infrared data can…