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UrduAs a result of industrialization, the carbon dioxide in the Earth’s atmosphere has increased continuously over the past 100 years, which is considered as the main reason behind global warming. However, the observational global mean atmospheric temperature leveled off over…
Tag: Atmospheric Science
Noah-MP captures major hydrological patterns in China
The Noah land surface model with multi-parameterization options (Noah-MP) simulates the major spatiotemporal patterns of hydrological variables in China, a vast country characterized by complex terrain and large river basins across a wide range of climates. “This is an important…
Heat waves could increase substantially in size by mid-century, says new study
Our planet has been baking under the sun this summer as temperatures reached the hottest ever recorded and heat waves spread across the globe. While the climate continues to warm, scientists expect the frequency and intensity of heat waves to…
Costs of natural disasters are increasing at the high end
While the economic cost of natural disasters has not increased much on average, averages can be deceptive. The costs of major disasters like hurricanes Katrina, Maria and Dorian or the massive tornado swarms in the Midwest have increased to a…
A fortress of ice and snow
MOSAiC expedition begins its ice drift on a floe at 85 degrees north and 137 degrees east
Dust in ice cores leads to new knowledge on the advancement of the ice before the ice age
Ice core research: Researchers from the section Physics of Ice, Climate and Earth (PICE) at the Niels Bohr Institute, University of Copenhagen, have succeeded in making a method to enlighten an otherwise dark period in climate history. Working with the…
NASA selects Illinois professor for satellite mission concept study
Lara Waldrop, assistant professor electrical and computer engineering at the University of Illinois at Urbana-Champaign has been selected by NASA to lead a multi-institution team to conduct a concept study for a satellite mission. Her mission, titled “Global Lyman-alpha Imagers…
Exposure to air pollution increases violent crime rates, study finds
Breathing dirty air can make you sick. But according to new Colorado State University research, it can also make you more aggressive
Study finds managed forests in New Hampshire rich in carbon
A Dartmouth-led study examining carbon stocks in an actively managed mixed wood forest in New Hampshire finds that places with more trees have more carbon stored in both the trees and the soil. The findings, published in Forest Ecology and…
NASA finds a transitioning cyclone Mitag filling the sea of Japan
NASA’s Terra satellite passed over the Sea of Japan on Oct. 3 and captured a visible image of Tropical Storm Mitag. Clouds associated with the storm blanketed the Sea of Japan and satellite imagery indicated the storm was becoming extra-tropical.…
NASA sees Post-tropical Cyclone Lorenzo affecting Ireland
NASA’s Terra satellite passed over the eastern North Atlantic Ocean early on Oct. 3 and captured a visible image of Post-tropical Cyclone Lorenzo as it neared Ireland. Lorenzo’s eastern side is already affecting Ireland, and both Ireland and the United…
USDA grant to study transport of pollen from hemp and genetically engineered switchgrass
A new season is often marked by the eruption of pollen into the air. As these invisible grains fall back down to Earth, those who suffer from grass and tree allergies are gravely impacted. And because allergy season is so…
Artificial intelligence helps open new window on complex urban issues
The complexity of cities and the interrelationships of urban systems makes them ideal candidates for research using machine learning, which Argonne scientists are deploying to improve cities.
Reinhart Koselleck Project funding for research into growth of atmospheric nanoparticles
The objective is to understand the mechanisms of particle formation and to distinguish between its natural and anthropogenic causes
NASA finds Narda’s remnants bringing rain to mexico, headed to southwestern US
The remnant low pressure area that was formerly known as tropical cyclone Narda is still generating rainfall as it moves toward the southwestern U.S. The Global Precipitation Measurement mission or GPM satellite provided a look at the rainfall occurring on…
NASA satellite sees a large Hurricane Lorenzo headed toward Azores
Hurricane Lorenzo was heading toward the Azores Islands when NASA-NOAA’s Suomi NPP satellite provided forecasters with an image of the storm. Satellite imagery revealed the large extent of the storm. Visible imagery from NASA satellites help forecasters understand if a…
NASA satellite shows Typhoon Mitag’s large reach over East China Sea
The bulk of Typhoon Mitag’s clouds and precipitation has been pushed north of its center, extending its reach over the East China Sea. Mitag was centered just off the coast of China’s Zhejiang province when NASA-NOAA’s Suomi NPP satellite passed…
New research puts Australia at forefront of blue carbon economy
In world-first research, Edith Cowan University researchers and an international team of collaborators have accurately quantified the amount of greenhouse gasses — or ‘blue carbon’ — being absorbed and emitted by Australian marine ecosystems
Study finds rising ozone a hidden threat to corn
CHAMPAIGN, Ill. — Like atmospheric methane and carbon dioxide, ground-level ozone is on the rise. But ozone, a noxious chemical byproduct of fossil fuel combustion, has received relatively little attention as a potential threat to corn agriculture. A new study…
NASA finds tropical storm Narda bringing heavy rainfall to western Mexico
NASA’s Aqua satellite captured an image of Tropical Storm Narda along Mexico’s west coast in the Eastern Pacific Ocean. Satellite data revealed the potential for heavy rainfall within Narda, and warnings are in effect for portions of western Mexico. Narda…
NASA finds Typhoon Mitag’s eye east of Taiwan
NASA’s Terra satellite captured an image of Typhoon Mitag’s cloud-filled eye, located east of Taiwan. On Sept. 30, the Moderate Imaging Spectroradiometer or MODIS instrument that flies aboard NASA’s Terra satellite provided a visible image of Mitag. The MODIS image…
NASA-NOAA’s Suomi NPP analyzes record-setting hurricane Lorenzo
Over the weekend of Sept. 28 and 29, Hurricane Lorenzo attained Category 5 strength briefly, becoming the strongest hurricane on record in the eastern-most Atlantic Ocean. Lorenzo has also attained and contributed to some other significant statistics. NASA-NOAA’s Suomi NPP…
Microbes in warm soils released more carbon than those in cooler soils
Warming tropical soils could cause a 9% increase in atmospheric CO2 this century
Longest coral reef survey to date reveals major changes in Australia’s Great Barrier Reef
Marine biologist Prof. Maoz Fine: ‘Following in the footsteps of the pioneers of coral reef biology and ecology was an inspirational experience’
Weird ideas for combating climate change (video)
WASHINGTON, Sept. 27, 2019 –There are things you can do right now to help our climate – like investing in renewable energy. But today on Reactions, we’re digging into a few of the weirdest climate change-combating ideas out there: https:/…
NASA data stares into the eye of powerful hurricane Lorenzo
Satellite data has confirmed that Lorenzo is a major hurricane in the eastern North Atlantic Ocean with an impressive structure. NASA’s Terra Satellite provided a visible image of Lorenzo that revealed a clear eye and a solid structure of thunderstorms…
NASA Satellite finds Karen holding onto tropical storm status
NASA’s Terra Satellite provides a variety of data on tropical cyclones including cloud heights and cloud top temperatures. Terra examined those factors in Tropical Storm Karen in the North Atlantic Ocean and data showed Karen holding onto tropical storm status.…
NASA-NOAA satellite sees Tropical Depression 19W organizing
NASA-NOAA’s Suomi NPP satellite passed over the Northwestern Pacific Ocean and provided forecasters at the Joint Typhoon Warning Center with a view of Tropical Depression 19W’s structure that helped confirm it is now a depression. On Sept. 27, 2019, the…
HALO mission investigates ozone depletion and processes affecting our climate
Researchers will study the influence of gravity waves on the polar vortex over the Antarctic and analyze the chemical and dynamic processes at play in the tropopause
Humankind did not live with a high-carbon dioxide atmosphere until 1965
A study co-authored by a Texas A&M researcher determined that Earth’s carbon dioxide atmospheric concentrations averaged 250 parts per million for 2.5 million years; today’s levels are about 410 parts per million
NASA finds Tropical Storm Karen bringing heavy rain to Puerto Rico
Tropical Storm Karen has crossed over Puerto Rico and into the western Atlantic Ocean. Early on Sept. 25 when Global Precipitation Measurement mission or GPM core satellite passed overhead, the satellite found heavy rain occurring over the territory. The GPM’s…
NASA-NOAA satellite sees Hurricane Lorenzo strengthening
Dropping cloud top temperatures from NASA-NOAA’s Suomi NPP satellite indicated Hurricane Lorenzo was getting stronger in the North Atlantic Ocean. The Visible Infrared Imaging Radiometer Suite (VIIRS) instrument aboard Suomi NPP provided an infrared image of the storm. Infrared imagery…
KIT participates in the construction of national climate research infrastructure
BMBF publishes list of priorities for the National Roadmap of Rresearch Infrastructures — KIT participates in ACTRIS-D project
Aerosols from coniferous forests no longer cool the climate as much
Emissions of greenhouse gases have a warming effect on the climate, whereas small airborne particles in the atmosphere, aerosols, act as a cooling mechanism. That is the received wisdom in any case. However, new research from Lund University in Sweden…
Potentially large economic impacts of climate change can be avoided by human actions
People are less motivated to take actions if its outcome is uncertain, and this could be true for climate-related issues. The uncertainty in climate response to the increase in greenhouse gas concentration, which is often believed to be substantially large,…
NASA finds light rain in former hurricane Kiko’s remnants
Former Hurricane Kiko is now just a remnant low pressure area that has slid into the Central Pacific Ocean. The Global Precipitation Measurement mission or GPM satellite provided a look at the rainfall occurring within the low. Kiko weakened to…
NASA-NOAA satellite finds Jerry now a post-tropical storm
NASA-NOAA’s Suomi NPP satellite passed over Jerry and provided forecasters with a view of its structure that helped confirm it is now post-tropical. On Sept. 25 at 12:48 p.m. EDT (1806 UTC), the Visible Infrared Imaging Radiometer Suite (VIIRS) instrument…
OSU ecologist: Ocean-based actions can close gaps in climate change mitigation
CORVALLIS, Ore. – Ocean-based actions have greater potential to fill in gaps in climate change mitigation than previously appreciated, an Oregon State University scientist and two co-authors explain in a paper published today in Science . The article by OSU…
West Africa: human-induced air pollution is higher than expected
Emissions of volatile organic pollutants in West Africa are 100 to 150 times higher than current estimates for the region, according to a study by researchers from the CNRS and Université Clermont-Auvergne[1], in collaboration with the Institut Mines Télécom Lille-Douai…
Bee biodiversity barometer on Fiji
New species described as environment changes
Marine Regions Forum: Sept. 30 to Oct. 2, 2019, Berlin, Germany
Achieving a healthy ocean — Regional ocean governance beyond 2020
UN Climate Action Summit opens opportunities for action on infectious disease impacts
As government, business, and community leaders from around the world gather in New York today for the United Nations Secretary-General’s Climate Action Summit, attention to the immediate and international threats posed by climate change to human health will be critical…
This evening sees the start of MOSAiC
This Evening Sees the Start of MOSAiC – the Greatest Arctic Research Expedition of All Time Frozen in the Arctic sea ice, scientists from 17 nations will investigate the epicentre of climate change on board the research icebreaker Polarstern for…
Weathering Antarctic storms — Weather balloon data boost forecasting skill
Observational data from radiosondes deployed in Antarctica improve the forecasting accuracy for severe Antarctic cyclones, according to a Japanese research team led by the Kitami Institute of Technology, Hokkaido, Japan. In parts of the Earth that are very sparsely populated,…
Climate change study finds that maple syrup season may come earlier
Once winter nights dip below freezing and the days warm up above freezing sap begins to flow in sugar maples marking the start of the syrup season. U.S. maple syrup production is a global industry, which has been increasing by…
Investing in climate change is good business
An internationally respected group of scientists is calling on world leaders to urgently accelerate efforts to tackle climate change. Almost every aspect of the environment and ecology is changing in response to global warming. Some of these changes will be…
Cutting emissions gradually will avert sudden jump in warming
Study dispels fears that cutting fossil fuel emissions aggressively would backfire and cause unintended temperature spike
Dust from a giant asteroid crash caused an ancient ice age
About 466 million years ago, long before the age of the dinosaurs, the Earth froze. The seas began to ice over at the Earth’s poles, and the new range of temperatures around the planet set the stage for a boom…
Climate protection and clean air: An integrated approach
Recommendations for boosting Paris Agreement and SDGs
Peatlands trap CO2, even during droughts
Although peatlands make up only 3% of the Earth’s surface, they store one third of the soil carbon trapped in soils globally. Preserving peatlands is therefore of paramount importance for mitigating climate change, provided that these vulnerable environments are not…