Unanswered Questions
229 questions with no upvoted or accepted answers
17
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How will climate change affect the entropy budget of the atmosphere?
The entropy per unit mass of moist air can be defined as $$s=(1-q_t)(C_{pd} \ln{T}-R_d\ln{p_d})+q_tC_l\ln{T} + \frac{q_vL_v}{T}-q_vR_v\ln{\mathcal{H}}$$ And in statistical equilibrium, the entropy ...
14
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197
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Will global climate change alter the interannual and/or intraseasonal variance of temperature and/or precipitation?
A quick skim of the regional chapters in AR5 shows predicted changes to average temperature and precipitation. If I understand (in rough terms) the modelling methodologies used, a variety of models (...
13
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103
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How are scatterometer observations standardised before being fed into reanalysis models?
This very basic question occurred to me during a talk on reanalysis data sets. Often we know the observations produced by a particular instrument, say rain radar, are biased from one year to the next ...
9
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150
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What meteorological factors contribute to springtime Trans-Pacific air-pollution events?
The transport of tropospheric ozone, ozone precursors, carbon monoxide, etc from Asia to North America is an active area of research (see J.L. Ambrose, et al., 2011) These types of events occur ...
9
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152
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Relation of El Niño to Monsoons
Scientists are forecasting a weak to moderate El Niño event to emerge in the coming months, what causes this to happen? Once developed, how will the El Niño conditions effect progressive monsoon ...
7
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1
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477
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How cold would the Earth have to be for the oceans to freeze entirely?
I imagine it is difficult for the ocean to freeze solid due to the low freezing point of salt water and the insulating effect of the formation of sea ice over the cool but still liquid ocean water. ...
7
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Are there any known global effects of the Mediterranean sea evaporation and refilling?
This is a broad subject I realize, but I'm looking for specific geologically observed answers of global effects elsewhere, between about 5.96 and 5.33 million years ago when the Mediterranean sea was ...
7
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256
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Why is wind shear consistently high in the South Atlantic?
我读过,也许最大的原因,tropical cyclones are so rare in the South Atlantic is due to chronically-high vertical wind shear which inhibits their structural development. But ...
7
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86
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Using Acummulated Cyclone Energy (ACE) for non-tropical cyclones
Accumulated cyclone energy (ACE) is used to measure and compare the activity of individual hurricanes and entire tropical cyclone seasons. It is calculated as an integral of the squares of hurricane ...
7
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263
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How will climate change affect the total kinetic energy in the atmosphere?
In particular, how it will affect the eddy and zonal components of kinetic energy in the atmosphere? (I'm also curious about potential energy, though that could come in another question)
7
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1
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498
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Why is the Northern Hemisphere warming faster than the Southern Hemisphere?
Hi I just found the NOAA table. It clearly shows that the N. hemisphere has warmed much more than the southern hemisphere since 1880! https://www.ncei.noaa.gov/access/monitoring/monthly-report/global/...
6
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63
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Is cutting down boreal forest good or bad for our climate?
I read in the latest IPCC report that felling trees growing in Northern areas lays bare snow cover that, since it's white, reflects sun rays so it's kinda good (or at least, has a substantial positive ...
6
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81
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Why is the air above the Himalayas warmer than surrounding areas?
Looking at earth.nullschool.net on13.09.2021you can see that the temperature above the Himalayas appear warmer than the surroundings (at 700 hPa): At the surface ...
6
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412
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regression map vs correlation map
What is the exact difference between regression and correlation maps? I know that they are often used in climate science but which is the difference in the information they provide? Here an example I ...
6
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137
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Will the recent findings regarding nitrogen rock weathering alter climate change projections?
I've seen a few articles lately about research published in the Journal Science that concludes that 26% of the nitrogen in the ecosystem is from rock weathering. These results seem to fill in a ...