Questions tagged [climate]

Average weather conditions for a particular area measured over multiple years or decades. For questions on climate change use the [climate-change] tag.

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100 views

Why are there both climate regions from axial tilt and weather cells?

So Earth has an axial tilt and that creates weather regions. For example, approximately 23 degrees north and south, approximately the same as the planets axial tilt, will give you the tropics. This ...
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Has the research into the apparent “Pause” in GMSTs produced a substantially better explanation?

Zeke Hausfather tweets Just six years ago many in the scientific community were obsessing over the apparent "pause" or "hiatus" in surface temperatures. It famously made it into ...
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How will climate change affect the extent of the Sahara Desert?

Will it increase the size of it? (perhaps by increasing the extent of the Hadley Cells)?
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If we could green the Sahara, would it be able to sustain itself?

Let's say at some point in the future we have an abundance of fresh water (for example because we have enough energy to power many desalination plants) and we can turn the Sahara into green land by ...
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Could dust blown up by a comet impact render the air unbreathable?

In the docudrama Super Comet After the Impact, the impact is shown to have made the air within a few miles of it unbreathable, and humans need gas masks to breath in this area. How realistic is this? ...
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How much of the Earth's surface was covered with water during the Mesozoic?

When the Earth was at its warmest, and there were no ice caps at all, not even during the winter, and thermal expansion meant a certain amount of water took up more space, what ratio of Earth's ...
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183 views

What kind of climate could you expect in a mountainous area in a subtropical region?

More specifically, I'm trying to work out climate analogues for my farm. It's at 5200-6200ft in South India. My area is a bit too small for the Köppen Map to correctly reveal patterns. I'll be ...
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86 views

Would the climate still rise when we reduce our carbon footprint down to zero?

Every electrical device consumes electric energy and almost every one of them I can think of produces heat as a byproduct. This also applies on every kind of machine powered vehicle. Even our bodies ...
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Madden-Julian Oscillation (MJO) - How to interpret the index?

How the Madden-Julian Oscillation (MJO) index can be interpret? Let's suppose I have got an MJO index value of 0.6 in a given day, what this does mean? Does 0.6 represents a weak MJO? Data from ...
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R SPEI package on waterbalance timeseries for multiple locations with NA's: unexpected data output distribution

I want to use the spei() function in the SPEI package on a waterbalance dataset from 2015-2020 of 99 locations. The waterbalance is calculated out of MODIS PET values (8-day summed to monthly) and ...
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What are monsoons caused by? [closed]

Traditionally we think of them as being caused by differences in land-sea heating. But more recently, some researchers, like Simona Bordoni and William Boos, have argued otherwise.
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The Medieval Climatic Anomaly

Trying to understand this question, posted to me by a lecturer at University: "The Medieval Climatic Anomaly was distinctive in terms of the prevailing climates and forcing mechanisms operating ...
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Looking for the climate classification for a particular climate

I'm looking for the climate classification among the many different climate classification systems covering my absolute favorite form of climate. If a classification for this doesn't exist, and you ...
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161 views

What is the most optimal latitude on Earth for the generation of extreme maximum temperatures?

First question on this StackExchange, so here goes... Overall, reaching high temperatures is dependent on 2 factors: The (maximum) solar angle in the day. The greater the solar angle, the more ...
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730 views

Feedback loops between soil chemistry and plant growth

Would the dynamic between soil nitrogen and plant growth be a positive or negative feedback loop I think it is a negative feedback loop because as soil nitrogen increases then plant growth increases, ...
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Where can I get archived hourly temperature data?

I am looking for historical hourly temperature data from many cities in the US what other data sources are there except wunderground? UPDATE: I will use the data to compare stations from the same ...
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How would I simulate the effects of the Antarctic ice sheet being deleted on Earth's climate?

This is a follow-up to my question If its ice sheet were removed under modern atmospheric conditions, what climatic and ice-sheet equilibrium would be re-established over Antarctica?. As it has ...
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1answer
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Seeking climate and related sciences textbook recommendations

I will be starting a Master's program in data science soon and my eventual hope/goal is to do climate-related data science work. I did an independent study for one semester in college on the ...
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How will air quality, weather and climate improve because of the containment, social distancing and lockdown during the COVID-19 outbreak?

The actions taken to contain the corona-virus epidemic is closing any form of human activities in the world. Schools are closed in most cities of the world, people are told to stay at home and it ...
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Do Self-Aggregation Simulations Depend Crucially on Radiative-Convective Equilibrium (RCE) Initial Conditions?

I've been reading papers on convective self-aggregation, such as Bretherton (2005) and Khairoutdinov (2003), and it's not clear to me why (or whether) self-aggregation depends on the model being ...
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Is it hotter in different places with the same air temperature?

I am from (and live in) Minnesota, USA. In the summer here it always reaches temperatures in the 90s (F) for periods of time but not every week. The humidity is often high and the dew point often ...
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Are we entering a new Ice Age according to Milankovitch cycles?

Milankovitch cycles consist of three orbital parameters: eccentricity, obliquity, and precession of equinoxes. According to Milutin Milankovitch, the most recent glacial period ended nearly 11,000 ...
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How does the act of producing animal feed from the leftovers of a process result in a negative carbon footprint? [closed]

According to this source, it is claimed that (emphasis is mine) At Arbikie Distillery in Angus, scientists claim to have developed the world's first "climate positive" gin. By using garden ...
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1answer
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What are the latest developments about global stilling?

I recently learn about "global stilling", i.e. the fact that surface wind speed tends to decrease since the 80s. It was in this article, but it's from 2010. The Wikipedia page also seems a ...
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Is there a site where I could get a high resolution global annual temperature map?

I'm exploring different places on the countryside and would like to compare their different annual temperatures. The options that I've seen are either too coarse (NASA, NOAA, arcgis (free online ...
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How does the changing seasons affect the large scale easterly flow of the ITCZ?

I am new to climate science and have been learning the basic picture of the intertropical convergence zone (ITCZ) and how this leads to the predominant easterly "trade winds". The picture that I ...
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Effect on climate of the Earth’s rotation was a week instead of 24 hours

Cross-posted in Worldbuilding. Curious what the affects on daily temperatures and climate would be if the Earth had a slower rotation, say 84 hours of light and 84 hours of darkness. How extreme ...
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Correlation of Global Stratospheric AOD with Global Mean Temperature Anomaly

I'm trying to understand at a high level the relationship of aerosols to the global temperature and I'm new to these concepts. I have Stratoshperic mean global AOD data from: https://data.giss.nasa....
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Why is Paris still polluted during the Covid-19 shutdown?

It does not seem that the air pollution level is getting any lower in Paris during the current shutdown due to COVID-19. Why is that? There are fewer cars. Are they only a small part of Paris' air ...
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Are Bond cycles Dansgaard-Oeschger event(s)?

Are the c.1500 year cyclical climate cycles called bond cycles or Dansgaard-Oeschger event(s)? I thought the Dansgaard-Oeschger event(s)? occur on much longer timescales. If so, why are they also ...
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1answer
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Why do some parts of the West Coast of North America get hot later in the year than others?

Southern California is currently in the midst of a heat wave, which is an unwelcome stress for stay-at-home laws during the Covid-19 pandemic. Indeed, the California coast sees its warmest ...
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Why does Panama have a dry season?

So, I understand that during much of the year, Panama gets regular rain due to moist air being carried in by the trade winds from the Caribbean. However, the country also has a "dry season" from ...
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Why is April the driest month (by far) in the Benelux?

According to Wikipedia*, April is the driest month in the Netherlands, with only 42.3mm rainfall on average, as opposed to neighbouring months March (66.8mm) and May (61.9mm). This difference (almost ...
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If its ice sheet were removed under modern atmospheric conditions, what climatic and ice-sheet equilibrium would be re-established over Antarctica?

Note the use of the term removed instead of melted—as in, any excess water is moved to where it can't cause trouble, either through the use of advanced technology (space elevators, et cetera) or for ...
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What is sub-tropical wet climate, semi-arid climate and semi-tropical continental climate?

What is sub-tropical wet climate, semi-arid climate and semi-tropical continental climate? I encountered this while reading climate of my state Haryana. (I have no background in environmental science)...
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Why do human populations concentrate near fault lines, volcanoes, etc.?

I've noticed that many places with large populations tend to be prime zones for natural disaster. Examples: Silicon Valley = earthquakes, Houston = hurricanes and floods, Japan = tsunamis and ...
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Does the elliptical orbit of the Earth have effect on Earth's climate?

I know the Earth is nearest to Sun during the summers of the southern hemisphere. Does the orbit affect the climate actually? For example, would there be any difference if the Earth had a perfectly ...
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1answer
952 views

How to prepare GrADS's .ctl file to convert grd file into .nc file in batch mode?

I have lots of grd (GrADS) file and I want to convert those data into netCDF file using cdo. The operation needs all the corresponding ctl file and I will have to prepare all these. So, my question is ...
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CO2 Storage, it's possible, but what about

It is possible to store $CO_2$ geologically similar to natural burial. But at the rate that it needs to be buried, how do we know it is economic enough that more fossil fuels wouldn't have to be ...
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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
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Simple Climate Models that Predict Climate Change

I have a physics/maths background, and to me the most convincing evidence of a scientific fact is often a very simple model that gives reasonable results. A simplified model, which you can fully ...
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Looking for evidence against some points raised in Ivar Giaever's speech on climate change

I just listened to Ivar Giaever's speech on the climate change, and he raised following points which seem significant to me: Temperature differences y/y are very small compared to natural variation ...
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Asian South West Monsoon - Rainfall in South East Coast of India

So Indian peninsula has v shaped mountain ranges. Western ghats and Eastern ghats as shown in the picture. During Summer Monsoon, the wind flows from Indian ocean to land mass, and due to Coriolis ...
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Did climate cool down when underground hydrocarbons stocks formed?

As far as I understand, the dominant theory of modern climate change says that recent warming is mainly caused by the massive burning of hydrocarbons that used to be stored in solid form mostly ...
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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 ...
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How can we best objectively quantify climate change mitigation urgency? [closed]

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 ...
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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 ...
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332 views

What causes the counter-intuitive presence of CO2 in the atmosphere during spring and summer months?

Recently, I stumbled upon this NASA map of the Earth from the OCO-2, a satellite that measures CO2 density in the atmosphere. http://www.climatecentral.org/news/nasa-tools-co2-19681 Specifically, I'm ...
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4answers
249 views

How to design an experiment to quantify back radiation from atmospheric carbon dioxide?

Based on our current knowledge of CO$_2$ and current instrumental techniques, how big would a laboratory sample of air with 400ppm of CO$_2$ need to be in order to quantify the back radiation from CO$...
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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

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