Sentences with phrase «impacts of aerosol»
They conducted nine separate analyses, which spanned 2003 to 2014 and covered all of China, to compare the impact of aerosols compared to clouds on solar power generation with and without technology that tracks the sun as it moves across the sky.
https://www.sciencedaily.com/
Scientists are involved in the evaluation of global - scale climate models, regional studies of the coupled atmosphere / ocean / ice systems, regional severe weather detection and prediction, measuring the local and global impact of the aerosols and pollutants, detecting lightning from space and the general development of remotely - sensed data bases.
Hienola, A., Partanen, A. - I., Pietikäinen, J. - P., O'Donnel, D., Korhonen, H., Matthews, D., and Laaksonen, A.: The impact of aerosol emissions on the 1.5 °C pathways, Environ.
The total forcing from the trace greenhouse gases mentioned in Step 3, is currently about 2.5 W / m2, and the net forcing (including cooling impacts of aerosols and natural changes) is 1.6 ± 1.0 W / m2 since the pre-industrial.
Mission The mission of PNNL's Aerosol Climate Initiative is to advance the current scientific understanding and parameterization of aerosol processes and properties to improve comprehensive climate modeling frameworks and to inform policy decisions related to global climate change and the environmental impacts of aerosols.
Delworth, T.L., V. Ramaswamy, and G.L. Stenchikov, 2005: The impact of aerosols on simulated ocean temperature and heat content in the 20th century.
The ARM data will provide more detailed measurements of both aerosols and clouds to assist the research team in quantifying the impacts of aerosols on precipitation under a variety of atmospheric and pollution conditions.
These changes made China a unique region to investigate the impact of aerosols on regional climate and the hydrological cycle.
Carbon offsets from NativeEnergy enable Aveda to balance the climate impact of its aerosol hairsprays and other business activities.
This prompted him to both produce and direct a two hour documentary film on the global impact of aerosol culture called Get The Message.
The total forcing from the trace greenhouse gases mentioned in Step 3, is currently about 2.5 W / m2, and the net forcing (including cooling impacts of aerosols and natural changes) is 1.6 ± 1.0 W / m2 since the pre-industrial.
Also, the idea is to keep warming below +1.5 ºC even with the current energy imbalance (warming in the pipeline) and reductions in aerosols that accompany emissions reductions (though Hansen says the impact of aerosols from fossil fuels was overstated and other manmade aerosols seem to dominate).
The caption did a very good job using the current - interest story in the picture to make the study's point about the unequal geographical impact of aerosols, or so I thought.
To make such statements wouldn't we have to know the 3 - D dust field in the LGM and the impact of those aerosols on clouds (and planetary albedo)?
«Estimates of the Climatic Impact of Aerosols Produced by Space Shuttles, SST's, and Other High Flying Aircraft.»
The long - term impacts of aerosols on the vertical development of clouds and precipitation.
Correcting climate models to better reflect advances in knowledge about various forcings, such as solar variation and the impact of aerosols, is suspect, and / or
paper refers to a new model which makes it possible to study the globally impacts of aerosols on warm clouds (T > 0 ° C) thanks to a much higher resolution than former approaches.
This could mean that the impact of aerosols on clouds (which would generate such a pattern) is much lower than thought.
The widening gap between escalating costs and narrowing research budgets is placing a strain on basic earth monitoring and means that fewer scientists are tackling increasingly complex issues, such as the impacts of aerosols, writes Kintisch.
In models with a dominant role — influence, GHG's to changes in temperature, the impact of aerosols is underestimated.
It delves into the impacts of aerosols, which are tiny pollutants of mineral dust, soot and organic matter emitted by sources such as power plants, factories and quarries.
The impact of aerosols was not well understood then, and apparently is not now.
«Long - term impacts of aerosols on the vertical development of clouds and precipitation.»
While there is a reduction in the impact of aerosols, at a global level, for some tropical regions, a shift towards higher concentrations is also reported.
Current global climate models suggest that the water vapor feedback to global warming due to carbon dioxide increases is weak but these models do not fully resolve the tropopause or the cold point, nor do they completely represent the QBO [Quasi Biennial Oscillation], deep convective transport and its linkages to SSTs, or the impact of aerosol heating on water input to the stratosphere.
[~ 17 model years](Motivation: Variation in the climate response across models will be a function of (a) different climate sensitivity in the GCMs, (b) different impact of aerosols on climate (due to location with respect to clouds, water uptake, natural aerosols, mixing, etc), and (c) different 3D constituent fields from the composition models.
they don't appear to have much impact of aerosol optical depth and climate.
Carbon offsets from NativeEnergy enable Aveda to balance the climate impact of its aerosol hairsprays and other business activities.
Hienola, A., Partanen, A. - I., Pietikäinen, J. - P., O'Donnel, D., Korhonen, H., Matthews, D., and Laaksonen, A.: The impact of aerosol emissions on the 1.5 °C pathways, Environ.
Main problem is that if you expect a huge cooling impact of aerosols, the warming effect of CO2 must be increased too and opposite the other way out.
Global impacts of aerosols from particular source regions and sectors.
They are referring to a 1971 article written by climatologist Stephen Schneider, in which he did, indeed, make that prediction; however, as he himself now acknowledges, new evidence soon followed its publication that suggested that 1) the cooling impact of aerosols was not nearly as high as originally estimated and 2) there were many other gases in the atmosphere, including methane, CFCs and ozone, that had the same warming effect as carbon dioxide.
Koch, D., T.C. Bond, D. Streets, N. Unger, and G. van der Werf, 2007: Global impacts of aerosols from particular source regions and sectors.
One reason for the disproportionate influence of the Northern Hemisphere, particularly as it pertains to the impact of aerosols, is that most man - made aerosols are released from the more industrialized regions north of the equator.
The impact of aerosols on the atmosphere is widely acknowledged as one of the most significant and uncertain aspects of climate change projections.
The suite of possible impacts of aerosols through the modification of cloud properties is called «indirect effects».
Their model found that the unprecedented increase in monsoon activity over the past 30 years is «due possibly in part to» the rise of CO2 in the atmosphere, but they said the result could be an overestimate because the authors didn't consider the impacts of aerosols, which cool the atmosphere.
The impacts of aerosols on climate are significant, but also very uncertain.
Zhanqing Li, lead author of a paper published in Nature Geoscience and University of Maryland atmospheric scientist, says, «Using a 10 - year dataset of atmospheric measurements, we have uncovered the long - term, net impact of aerosols on cloud height and thickness and the resulting changes in precipitation frequency and intensity.»
The large impacts of aerosols and methane, especially at high discount rates, reflect the high immediate values placed upon reduced mortality risk by society.
The climate feedbacks involved with these changes, which are key in understanding the climate system as a whole, include: + the importance of aerosol absorption on climate + the impact of aerosol deposition which affects biology and, hence, emissions of aerosols and aerosol precursors via organic nitrogen, organic phosphorus and iron fertilization + the importance of land use and land use changes on natural and anthropogenic aerosol sources + the SOA sources and impact on climate, with special attention on the impact human activities have on natural SOA formation In order to quantitatively answer such questions I perform simulations of the past, present and future atmospheres, and make comparisons with measurements and remote sensing data, all of which help understand, evaluate and improve the model's parameterizations and performance, and our understanding of the Earth system.
Hienola, A., Partanen, A. - I., Pietikäinen, J. - P., O'Donnell, Korhonen, H., Matthews, H. D., and Laaksonen, A.: The impact of aerosol emissions on the 1.5 °C pathways, Environ.
Not exact matches
She decided to study the role that organic particles play in cloud droplet formation, because a large proportion of marine aerosols — which have a significant climate impact — are organics.
Short - term exposure studies of e-cigarette use show a negative impact on lung function and bystanders absorb nicotine from passive exposure to e-cigarette aerosol, the authors report.
«Tiny particles have outsize impact on storm clouds, precipitation: Amazon rainforest provides a unique natural lab to study effects of aerosols.»
«We've shown that under clean and humid conditions, like those that exist over the ocean and some land in the tropics, tiny aerosols have a big impact on weather and climate and can intensify storms a great deal,» said Fan, an expert on the effects of pollution on storms and weather.
Researchers sought to learn more about the impact of a process in which volcanoes give off aerosol particles that reflect sunlight, cooling the atmosphere and leading to reduced rainfall.
Unfortunately, current simulation models, which combine global climate models with aerosol transport models, consistently underestimate the amount of these aerosols in the Arctic compared to actual measurements during the spring and winter seasons, making it difficult to accurately assess the impact of these substances on the climate.
These particles pose health risks to populations, especially to the medically vulnerable, By infusing CATS data directly into aerosol models, data from CATS can make a difference in tracking and responding to impacts of similar events in the future.