Questions tagged [atmosphere]

The gaseous envelope surrounding the *Earth*, and retained by the Earth's gravitational field. If your question is about the atmosphere on another celestial body or is more astronomy related, please ask on Astronomy.SE.

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Is this an accurate simulation of a further south Australia with a filled lake Eyre?

I created this climate map based on a simplified Koppen Climate Classification map (shown below). In this scenario Australia is moved 10 degrees of latitude further south and the Lake Eyre basin is ...
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How to calculate column averaged kinetic energy?

I have u-wind, v-wind and w-wind at 11 pressure levels (starting from 1000 to 100). I would like to calculate column averaged kinetic energy. I have the formula to do this as: $KE=\frac 1{g(Ps-Ptop)} ...
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What would be characteristic time of the escape of an 1atm air (or oxygene atmosphere) from the Moon?

(related question) I am thinking on the Moon if it would have an oxygen atmosphere. What would be the characteristic time of its escape? Although the Moon has a much lower escape velocity as the ...
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Sky color of a proterozoic earth with a Canfield ocean

What would the sky color be with a Proterozoic earth during the "Boring Billion" (1.8 By-0.8 By) with a Canfield (Euxinic) ocean and a high atmospheric concentration of colorless hydrogen sulfide and ...
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What is the significance of the Vertical integral of northward kinetic energy flux?

This is a field in the ERA-Interim dataset. What is its significance, and what is it important for?
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Earth-like conditions on Titan: is it feasible that Titan once had seas and lakes of liquid water?

Given that: 1) Four billion years ago Saturn was hotter and radiated strongly in the infra-red. . . . . . . . . . 2) Like Earth's moon, Titan was then closer to its planet. . . . . . . . . . 3) Like ...
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CO2 behaviour in atmosphere

I have a doubts about how $\small\mathsf{CO_2}$ absorbs an re-emits infra red (IR) radiation. Let's imagine an only-$\small\mathsf{CO_2}$ atmosphere. In this case, a large amount of 15 $\small\mathsf{...
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How does this calculate the water transport between crops in the webside?

click->http://gpe.letsgrow.com/ next click->moisture transport In the results of Moist transport through the crop, what is the relationship between crop height and diffusion, air movement, and total ...
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How to transform level 2 satellite retrievals to level 3 gridded data

Usually, I use level-3 gridded satellite data to analyze the spatial and temporal patterns of atmospheric compositions. However, there were some data sources which only afford level 2 product. For ...
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Model impact of atmopsheric circulation changes on precipitation dD of a region

I'm looking to model the impact of broad scale atmospheric circulation changes on the hydrogen isotope ratio of precipitation for a given region. As an example, what impact does a high pressure system ...
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How can I convert a CERA-20C total precipitation dataset of "monthly means of daily means' (edmo) to mm/month?

I downloaded an edmo dataset of 1 ensemble of the cera-20c model. I want to convert these data, which are in [m], to mm/month. Further specifications: 0.125/0.125 grid, -29/30/-30/31 area. Example of ...
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What are the environmental effects of leaking hydrogen from large-scale energy storage mechanisms?

I recently have calculated the total cost of an energy system that is based on wind power as the primary power source and hydrogen as the energy storage mechanism. The total system costs are ...
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Clarification: Effective temperature, emission temperature, and effective emission temperature

This terminology is quite confusing to me. Are effective temperature, emission temperature, and effective emission temperature the same thing? Where does this occur, at the surface, or at some ...
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Can cloud seeding make a much hotter summer, at a middle latitude, at the area that receives less water than expected?

My country, Spain (40ºN), receives clouds from the Atlantic Ocean during the summer. Our most visited beaches are on the Eastern coast, which sits on the Mediterranean Sea, there is typically more dry ...
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How to analyze this data showing atomospheric CO2, CH4 and tempertures obtain from an ice sample?

Here is the chart: My questions are: Is the atmosphere in equilibrium over this record? how would I determine what the maximum and minimum values for each record is (approximation). Is there a ...
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What would happen to the Subtropical Ridge/Horse latitudes and Polar front if the Earth was rotating 5% faster?

Would they move towards the Equator/Poles? Stay in the same place? What about if the Earth was rotating 10% slower? Is there a rotation speed for Earth which will lead to 4 wind belts instead of 3 ?
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Pileus / velum & altocumulus / altostratus - classification problems

I have a lot of free time and often observe and take photos of the sky. Along with that, I always try to figure out what exactly I saw. I think that I have the basic understanding of clouds and cloud ...
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Is there any method to analysis the variation of chemical species removing the meteorology condition

Here is my question. The concentration of atmospheric species is decided by three major components: The source related to natural or anthropology activities. The chemical pathway of the formation ...
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179 views

Buoyancy frequency

The buoyancy frequency, $N$ is defined as $N^2=\frac{gd\theta}{\theta dz}$, where $\theta$ is the potential temperature (I see it as a measure of the deviation from the adiabatic nature), $z$ is the ...
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Dry deposition of the total sulfate deposition in forested region

Sulfate is one important inorganic aerosol in the atmosphere. It's subject to removal by two main mechanisms. Wet deposition which include rain/wash-out and cloud deposition. Dry deposition ...
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Gamma vs Pearson distribution for Standardized Precipitation Index

What is the difference between Pearson and Gamma distribution and the impact of using one of these in the Standardized Precipitation Index (SPI)? Thank you!
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How do thunderstorms generate ionospheric potential?

In all the explanations of how global electric circuit on Earth works, I've always encountered statements like "thunderstorms generate ionospheric potential" (which is about 250 kV). E.g. here: https:...
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How to Obtain an Accurate Estimate for the Pressure of a Putative H2 and He4 Primordial Atmosphere?

How can we obtain an accurate estimate of the pressure of the hydrogen and helium primordial atmosphere of Earth just after it was formed? I was admonished by a user on Astronomy Stack for saying it ...
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Can CO2 / greenhouse gas levels override the effects of milankovich cycles?

I understand that we are, in all likelihood, towards the end of an interglacial period (the holocene). What I'd like to know is, what has a stronger effect on global temperatures - the low point of ...
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Theorist speculate about dozens of loud atmospheric booms across globe

Theorist speculate on the dozens of loud atmospheric booms across globe. Has any recognized institutions offered a plausible explanation as of now?

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