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4
votes
1answer
65 views

Why does climate change generate desertification?

According to IPCC: Climate change can be a significant driver of desertification and land degradation and can affect food production, thereby, influencing food security. Source: IPCC My ...
3
votes
4answers
110 views

Have the oceans dissolved water vapour?

The oceans have dissolved gases as N2 or O2. Henry's law establishes there is an echillibrium between the atmospheric concentration of a gas and its concentration in the ocean. The atmosphere has ...
3
votes
1answer
48 views

Energy Density of Porous Rocks

It's very long, I know. But please, don't be discouraged from going through this question if you can help me. The question is at the second to the last paragraph, but you need to read through to ...
3
votes
0answers
37 views

Open-source earth model for climate change

Is there popular open-source project on Earth Model for climate change assessment or global earth simulation ? Best regards, Adrien
5
votes
1answer
449 views

What is this narrow band of clouds?

I came across a narrow streak of clouds in Asia when playing with Google Earth. Does anyone know what that is?
12
votes
2answers
3k views

Why are the clouds white and Australia black in weather satellite infrared images?

The question Is the sunlight on the GOES-16 Imagery reaching from the east? shows a visible light image and so in the night areas the Earth appears dark and in the day areas the Earth is a bit ...
1
vote
0answers
52 views

How can we best objectively quantify climate change mitigation urgency?

Quantifying climate change mitigation urgency seems to have three aspects: (1) Green House Gas reduction targets required to meet a specific goal such as 2C. The first guesstimate seems to be zero ...
3
votes
1answer
147 views

Is the sunlight on the GOES-16 Imagery reaching from the east?

I was wondering is the sunlight reaching from the general direction east? I came to this conclusion because the image is so dark on the west side however I am not 100% sure.
4
votes
2answers
66 views

Why are $\small\sf{CH_4}$ and $\small\sf{CO_2}$ levels coupled during the Pleistocene?

CH4 and CO2 levels show correlation throughout the Pleistocene: Source: trustyetverify.wordpress.com What are the reasons of this coupling?
5
votes
2answers
161 views

Is the Arctic sea ice disappearing in a linear or non-linear way?

I'd like help to understand these charts. They are charts of Sea Ice Volume. One is drawn with linear decline, the other has all sorts of curves fitted onto it. Why do we have these different line ...
3
votes
0answers
23 views

Which unsupervised classification method for non linear multivariate time series earth observation data in python

I have collect several data sets for a small region in Germany called Hessisches Ried (about 90 km²) from different sources for a time period from 2015 to 2019. Daily rainfall amount & daily ...
1
vote
0answers
29 views

Help in understanding this. Is this just an empirical observation on climate sensitivity?

I was reading this on realclimate.org. My question on the below is this. Physics can tell you the radiative forcing of CO2, which is $\small\mathsf{5.35ln(Cnew/Cpreindustrial)}$. This tells you how ...
2
votes
0answers
17 views

Planetary Reflectance vs Relative Spectral Response

I am confused between a Planetary Reflectance and the Relative Spectral Response (RSR). What I know/guess is that RSR is a response/function of an Instrument band's reflectance against a spectral ...
2
votes
2answers
52 views

What are the key elements defining the separation between Jurassic and Cretaceous?

We have one mass extinction that seperates Trias from Jurassic, roughly huge volcanims over a long period of time, and Pangea starting to divide. Another mass extinction that marks the end of ...
2
votes
0answers
29 views

How to orient a globe of the earth so that maximum land mass is visible?

If you are viewing the world map on globe, where should you place the center of visible hemisphere so that the maximum land mass is visible. I think this should be somewhere near the Eurasian point of ...
0
votes
0answers
27 views

What is the term for termophilic-halophytic plants? [closed]

I know that in botany there is a wide classification for plants that can survive in hot deserts (semi-arid or arid) and harsh climates such as 4-season countries with a tendency to droughts each year (...
0
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0answers
17 views

Equivalent of geo.extract_point function in cdsapi

After downloading the data from ERA5-reanalysis, I just need to extract weather at a certain lat, lon. In cds toolbox, geo.extract_point function is handy. However, I could not find similar function ...
2
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0answers
28 views

Earth's magnetic and electric field in Hilly Areas

Can you please guide me as to what is the intensity of earth's magnetic and electric fields in different regions of earth. Also, specifically in case of hilly or mountainious regions.
1
vote
4answers
177 views

What exactly is a published climatologist?

I am trying to get Gallup to do a scientific poll of published climatologists to greatly strengthen the credibility of the 97% consensus. This must start with very excellent formal definitions of ...
7
votes
0answers
68 views

Was this spherical device used in weather forecasting in the 1960's?

The New York Times obituary Robert M. White, Who Revolutionized Weather Forecasts, Dies at 92 shows the image below. It looks like it might be a model of the Earth but I can't tell for sure. Can the ...
1
vote
1answer
65 views

Why isn't the acceleration of an object in Earth's gravity related to the object's mass? [closed]

Why isn't the acceleration of an object in Earth's gravity related to the object's mass? Please, try to explain this effect without physical formulas, but using only logical formulation.
15
votes
4answers
4k views

Why are there waves in seas towards shore - even in night?

Waves are mostly caused by Friction of wind on surface of water. Wind blows from sea to land in day and land to sea in night due to pressure and temperature difference. So it is intuitive why there ...
5
votes
1answer
65 views

Could The Speed in Which the Plate is Moving REALLY Affect How Quickly Mountains Rise?

In an episode of History Channel's How the Earth Was Made, there was a remark when India left the rest of Gondwana 80 million years ago only to collide with mainland Asia 50.5 million years ago. The ...
8
votes
1answer
68 views

Most corrosive seawater areas in world

I am looking for any studies or maps detailing the average salinity and temperature for areas of the Earth's oceans. As an extra if anyone has data or maps on areas with large amounts of in-trained ...
1
vote
0answers
54 views

Did people trigger the White Island 2019 eruption? [duplicate]

I am writing an essay about White Island’s 2019 eruption, and I need to know if the eruption was directly triggered by people. Is it possible that it was? Whether it being quarrying, too much tourism ...
5
votes
2answers
166 views

How much heat was released from the 2019-2020 Australian bush fires?

How much heat was released from the 2019-2020 Australian bush fires? And is that likely to have a measurable impact on global atmospheric heat content? Maybe as a secondary question: How much impact ...
6
votes
1answer
198 views

What Caused The Sea Levels to Drop During the Maastrichtian Epoch?

Anyone who has studied ice ages would know that during the last two-and-a-half million years of Earth's history, there have been periods where there was enough ice to suck up a lot of water. As a ...
3
votes
1answer
93 views

What were the geometric coordinates of the Chicxulub impactor 66 million years ago?

At the moment around mexico we can find the leftovers of the Chicxulub impactor which could have extincted most dinosaurs. But 66 million years ago was after the breakdown of Gondwana. So back to ...
1
vote
0answers
19 views

vertical integrated moisture flux [duplicate]

Does anyone know how to calculate the vertical integrated moisture flux using NCL or Grads if you share a NCL script I'm very thankful to you.
4
votes
1answer
67 views

Which method is used to calculate tonnes carbon from tonnes CO$_2$ equivalents of GHGs?

It appears that all GHGs are first translated into Carbon Dioxide Equivalents (CDEs) and that calculation is fairly straight forward. Many report in tonnes of Carbon instead of tonnes CDE. I am ...
2
votes
0answers
49 views

Do northern lights (aurora borealis) show the same visual activity all along their visible latitude range?

Probability aside regarding their visibility (I did read on Neil Davies Aurora watcher's handbook that probability is highest in the middle of their latitude range called aurora oval, lowering both ...
2
votes
0answers
27 views

Create emission files by my data emission for wrf-chem

Does anybody here have any experience with creating my own wrfchemi outputs from the emissions that are in different format, txt, netcdf and grib for instance? What I want to do, basically, is to ...
2
votes
2answers
93 views

Introduction to Geology Books

I am a high school student who is thinking about going to university for Geological Sciences. I've had an interest in rocks and such since I was little, but I want to get an idea of what studying ...
-1
votes
1answer
190 views

Why is there a clear space between the ground and the cloud base?

On Earth there is a clear space between the ground and the cloud base. This phenomenon is not confined to Earth, it's the same on Venus, Mars and Titan (moon of Saturn). Is there a law of physics ...
7
votes
3answers
160 views

How do the pros measure humidity?

I have used a wet/dry bulb setup to estimate humidity, and it appears that the Argentinian meteorological service uses one in Antarctica as well. Wikipedia sez: Humidity measurement is among the ...
5
votes
1answer
65 views

How is relative humidity determined from a wet and dry bulb readings?

The question What is the second thermometer in the image from the Esperanza Antarctic temperature record? shows what might be a wet/dry bulb setup. I've given one to a friend to measure humidity for ...
0
votes
0answers
82 views

Has there been a record low temperature in Greeland in 2020?

According to this article , Greenland just set a new all time record low temperature Adding to the list of temperature measurements those alarmists will likely ignore –or won’t even get to hear ...
1
vote
0answers
42 views

What covers larger territory: advection fog or frontal fog? [closed]

Between Frontal fog and Advection fog which covers larger territory ? If it's possible, provide some source of information as a proof
4
votes
2answers
70 views

Do we know what the rigid mantle looks like?

The rigid mantle, which is hard and lies above the asthenosphere, is separated from the "crust" that we can see and touch by the Mohorovičić discontinuity. Wikipedia provides an image of what may once ...
4
votes
1answer
81 views

What is the second thermometer in the image from the Esperanza Antarctic temperature record?

Today, the Argentinian meteorological service tweeted about a new temperature record for Antarctica of 18.3°C, made on the Espezanza peninsula. This was subsequently reported by many other sources. ...
3
votes
1answer
133 views

Has Earth's atmosphere lost mass throughout the geological ages due to biological $\small\sf{CO_2}$ fixation?

Stromatolites and other organisms have been storing $\small\sf{CO_2}$ in the form of $\small\sf{CaCO_3}$ throughout the geological ages, forming extensive limestone deposits scattered across Earth's ...
4
votes
0answers
53 views

Predict wind speed in a forest based on speed over and under canopy?

I am trying to understand the calculation of the wind speeds at forest edge. I am pretty new in wind simulation and profiles in general, so I am sorry if asking simple questions. I have found that ...
36
votes
3answers
7k views

Does gravity increase the closer to the core you get?

Or does the mantle and crust above you counteract the increase at one point and it actually decreases?
2
votes
1answer
63 views

Where can I get hourly ambient temperature for each county in United States?

Need temperature for 24 hours for each county of United States. Average values is ok, seasonal granularity welcome. I've been looking at nClimDiv datasets
3
votes
1answer
113 views

How does Earth's thermal radiation into space vary by location and time of day?

CHEOPS (also 1, 2, 3) is a space telescope recently put in low Earth orbit to look for exoplanets around other stars. It uses a cooled detector array and so uses a heat shield to avoid thermal ...
2
votes
1answer
83 views

What are the affirmations regarding the effects of climate change that have a high degree of consensus amongst climate scientists?

I have seen ample consensus amongst reputable scientists that the earth is getting warmer, and this fact is due to human activity (e.g https://climate.nasa.gov/faq/17/do-scientists-agree-on-climate-...
3
votes
1answer
120 views

How much energy does Earth surface radiate at night per square meter?

I am finding lots of information about Earth's energy budget, about how objects emit infrared radiation based on heat, and lots of related things, but nothing helping me figure out how much energy is ...
5
votes
2answers
68 views

Terrestrial albedo

With the increase in carbon dioxide and the warming of the Earth's surface, some surfaces change colour and reflect light differently. In general, there is a decrease in light areas and an increase in ...
4
votes
2answers
171 views

Why are metals so separated in the Earths crust?

I find it very surprising that metal ore deposits are so separate, and unevenly separated on the Earth. I do understand that there were various different conditions at some point in time in the ...
7
votes
2answers
100 views

Hydro-meteorological hazards vs climate extremes

I always saw the definitions of "hydro-meteorological hazards" and "climate extremes" as almost interchangeable in the climate change and natural hazards literature. The other day I was discussing ...

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