Questions tagged [climate-change]

Questions about changes of the climate system, including questions about global warming.

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38 views

Seeking CMIP5 or CMIP6 globally in .nc format

Is there in some ftp storage, a pre-processing CMIP5 data for direct download in netcdf extention?
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637 views

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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36 views

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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51 views

Global climate change

We all know that global climate change is becoming a big real change that is affecting the world's ecosystems and life cycles. Will global climate change affect the hot areas of the world or deserts ...
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34 views

Where I find the info about what plants, trees can be planted in a locality

I would like to know what plants, trees can be planted in a locality. I wanted this info around the globe based on latitude and longitude or by some other means. Is there a source organisation/source ...
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34 views

Trying to calculate the percentage of carbon emissions that is offset by 45,000 acres?

In my problem there is an average net ecosystem production rate of: 0.25kgC/m2/yr Am asked: a. What percentage of 140,000.000tons/yr would be offset from reforesting 45,000 acres? ...
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122 views

Gulf stream weakening affects on both ends of the system - Europe and Carribean

There have been reports about the Gulf Stream weakening. Everything I have read about this concentrates on the (possibly substantial) cooling this would cause in Europe. If this weakening occurs, ...
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36 views

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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59 views

Correlation between temperature and precipitable water in the tropical climate

Air temperature is known to correlate well with precipitable water at higher latitudes. What are the likely factors that degrade the correlation in the tropical monsoon climate?
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38 views

In which ways is soot the perfect absober of infrared and the absorber of ultraviolet?

In other question we've been discussing factors of the nuclear winter effect, soot among them. In this one I'd like to narrow the list down to soot, more precisely to ask about its ability to absorb ...
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169 views

Is there a formula to calculate shoreline length or water position from ocean?

Assuming in the past the water of the oceans were lower does it also mean that the water was not where it is right now?
 If yes, then how do we calculate approximately where the water would have been ...
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83 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 ...
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55 views

Time for water vapor to generate more greenhouse effect than latent heat?

I have an argument with a climate change denier. He says the raise of water vapor in atmosphere causes a "much larger" cooling effet by taking vaporisation heat from the ground than the heat ...
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66 views

Reflected radiation from increased CO2 : how was this calculated

The IPCC claims that the reflected radiation from incresaed CO2 heats the Earth at a rate of 5 W m-2. How did the contributing researchers came out with that result?
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70 views

Does anyone have any data indicating a faster rate of CO2 increase?

Pieter Tans 2019-10-07(lead scientist of NOAA's Global Greenhouse Gas Reference Network): Based on the best historical data that we have available CO2 is probably increasing at a rate at of least ...
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164 views

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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27 views

Calculate GWP over arbitrary time

The GWP (Global warming potential) is calculated over a given time scale $T$ (20 or 100 years usually), defined as the ratio between the energy absorbed by a pulse of 1Kg of gas during time $T$ ...
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73 views

Can we predict the rising temperature of Earth?

Where can I find a model of Earth's past climates and future projections from combined possibilities like magnetic pole movement and other forms of global warming as a map? Without a reference it has ...
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131 views

Milankovitch cycles and what?

Observe the vertical green lines in this diagram: Those events shows when temperature starts to sink when radiance is at top or even before that. If there was a simple connection between radiance and ...
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36 views

Estimating Diurnal Temperature Changes for a region due to Climate change?

I am working on UHI related studies. I am wondering is it possible to estimate how diurnal temperature cycle would change for a typical day of given season. Edit: Based on comment I am trying to add ...
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50 views

Why doesn't vapor counts when calculating global radiative forcing?

When NOAA/ESRL calculates global radiative forcing (Table 2) there seems to be no contribution from water vapor. How come?
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58 views

Can extratropical cyclones force global cooling?

We are living in a historical period of global warming since about 20,000 years ago. This global warming period is one of about ten in human history. Those periods may very well be forced to start by ...
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47 views

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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43 views

How does one analyze this graph on atmospheric C02 data obtained from the Mauna Loa observatory?

Graph I am analyzing: What I am trying to figure out from the graph is: What is the range for CO2 over the record (approximation) What are the major forcings for the overall trend in this record ...
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96 views

Can aerostats be used for fine-grained control of the weather

Most of the discussed geoengineering ideas aim to change the average temperature of the earth instead of trying to control local weather. Aerostats can be used to change the local temperature in ...
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403 views

In terms of the greenhouse effect, what is the Earth's heat capacity?

(Question moved from physics to earth science) Has the earth’s atmosphere reached an equilibrium at which the input radiation energy roughly equals its output, or is the output significantly lower ...
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157 views

Are sand deserts the greatest natural convection heaters on Earth?

Ask any climate scientist the question: "Why are deserts so hot in the day time and so cold at night" and generally you will get the same answer, it’s all about the lack of moisture and latent heat ...

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