Questions tagged [climate-change]
Questions about changes of the climate system, including questions about global warming.
471
questions
-3
votes
0answers
49 views
How does space weather create toxic gas? [closed]
Earth has experienced a tremendous wave of space weather in recent years; mostly destroying wet and icy regions such as reefs and polar caps. Such activity is conducive of creating a toxic ...
4
votes
1answer
83 views
Would pollution really take a lot of years to disappear from the atmosphere once people stop producing them?
From a comment in another question here,
Oh, and a third factor: the added atmospheric CO2 does not magically
go away once all the fossil fuels are burned. It will stay in the
atmosphere for ...
2
votes
1answer
36 views
How do the slow and fast carbon cycles influence climate change?
I understand that the slow and fast carbon cycles are involved in the transport and storing of carbon, but how much of an influence do each of these cycles have on climate change, and how?
19
votes
1answer
6k views
Debunking scientific paper “Has global warming already arrived?”
I read the IPCC reports, I know global warming is happening and is man-made.
But as any skeptic should do periodically, I went to a few climate deniers websites and stumbled upon this peer-reviewed ...
3
votes
2answers
480 views
Is sea erosion the opposite of sea level rising (or rather, an adjacent phenomenon)?
Because I understand the mechanism of sea erosion as to take earth away from shorelines (and scatter it deep into the sea floor) and also to derive from climate crisis, I ask the following question:
...
4
votes
1answer
63 views
What would the average temperature be if there were no greenhouse effect from water vapor? [closed]
CO2, methane and other gases contribute to the greenhouse effect.
But most of the greenhouse effect is caused by water vapour in the atmosphere. There is always a lot average moisture present, but it ...
5
votes
1answer
107 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 ...
1
vote
0answers
66 views
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 ...
1
vote
0answers
36 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 ...
1
vote
4answers
196 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 ...
6
votes
2answers
187 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 ...
4
votes
1answer
71 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 ...
0
votes
0answers
87 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 ...
4
votes
1answer
85 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.
...
2
votes
1answer
94 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-...
7
votes
2answers
110 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 ...
4
votes
0answers
35 views
Climate modelling: statistical downscaling or dynamical?
I would like to assess climate change impacts on Protected Areas (e.g. natural reserves, national parks) for Mediterranean countries. I found easily future data from several Global Circulation Models ...
-1
votes
3answers
192 views
Shouldn't we encourage consumption of single-use plastics? Plastic is a good way to sequester carbon [closed]
I've heard a bunch of impractical proposals for ways to sequester carbon: pump CO2 gas into the ground, grow trees for the sole purpose of burying them underground where they won't decompose... and ...
1
vote
0answers
72 views
Author's Name Of A Book On Bill Maher's Shelf [closed]
Could any of you, please, tell me who is the author of this book on Bill Maher's shelf? The book name is "Climate Science" and the cover color seems to be green. I looked for it on the Amazon website ...
13
votes
3answers
3k views
Why have “ozone-depleting substances” led to a third of all global warming and half of arctic sea ice loss?
According to the Phys.org article "Ozone-depleting substances caused half of late 20th-century Arctic warming, says study" (emphasis added):
A study published today in Nature Climate Change by ...
2
votes
0answers
55 views
Median earth temperature development in 20th century
Are there graphs with the median temperature development in the 20th century and if not, is there readily accessible data that can be used to calculate it?
Median is statistically more stable, at the ...
13
votes
3answers
972 views
How is global greenhouse gas emission calculated?
I am sure there are different methodologies to arrive at such a number. Can someone in layman terms describe some of the most widely used and trusted methods and what data are used? Sorry I am outside ...
1
vote
1answer
45 views
What is the global warming potential (GWP) of any gas over a 1 day time frame?
Since in 100 years, the global warming potential (GWP) of methane is 28-36, what will be the GWP in 1 day time frame?
Can it be calculated that way?
1
vote
0answers
77 views
Climate change: Human vs Natural [duplicate]
The planet has been warming for thousands of years. Human activity has accelerated the warming, but by how much? At some point in the future, without human intervention, the climate will have ...
2
votes
2answers
289 views
Can anyone explain the REAL reason why CO$_2$ increases global temperatures (not the simplistic greenhouse analogy provided for public consumption)?
The greenhouse effect analogy of global warming is that atmospheric carbon dioxide CO$_2$ absorbs some of the infrared radiation emitted by the Earth, and redirects a portion of that radiation back ...
36
votes
6answers
10k views
Is climate change a vicious circle?
My question refers to the current process of climate change. CO2 is rising, which leads to the greenhouse effect, which raises temperatures. This leads to more wildfires, which reduces number of trees,...
0
votes
0answers
57 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 ...
1
vote
2answers
118 views
Could we control the weather with a disk in space?
There is recorded evidence from solar eclipses that the moon's shadow has a detectable weather effect.
If we placed a disk in space we could project a cold spot onto the planet and control it's ...
28
votes
11answers
10k views
Global warming - why doesn´t mankind collect heat (thermal energy) and turn it into electricity or send it to space?
Why doesnt mankind "collect" thermal energy (there has to be some way: thermal couplings, detour over chemical energy, whatever) and after it has been concentrated at one point, turn it to electrical ...
2
votes
2answers
246 views
Could pumping ocean water into desert areas help reduce sea level rise?
I have been reading the discussion about pumping sea water into the desert for purposes of irrigation and changing the dry climate of that area, but what about to just purely offset the rising sea ...
5
votes
4answers
333 views
Why are most effects of the predicted climate change negative?
Most of the commonly mentioned effects of the ongoing and predicted climate change are negative: more extreme weather effects, more destructive weather, more diseases, rapid extinctions, etc.
Why is ...
6
votes
2answers
455 views
Could Australia's bushfires aerosols actually decrease global temperature?
Given the vastness and intensity of the bushfires that have been going on in Australia for weeks now, to the point they are generating their own weather and having an impact thousands kilometers away ...
1
vote
1answer
145 views
How likely is Earth to naturally reverse climate change in the next 2 decades?
A new decade question: given that the “mini ice ages” were triggered by volcanic activity, how likely is it that we will experience similar levels of volcanic activity over the next 20 years?
In ...
1
vote
0answers
137 views
Equatorial Bulge and its implications on the climate
How much of the variance in the climate is due to the equatorial bulge and how much sun radiation do we lose due to the equatorial bulge?
I am interested in the variance both through time and ...
1
vote
0answers
72 views
Climate Change - finding solutions [closed]
My questions are: is there a significant, joint, worldwide, inter-disciplinary, scientific effort to study (brainstorm) possible solutions to climate-change?
If it does exist, in whatever form, does ...
2
votes
2answers
67 views
How much pollution would it take to stop global warming?
The global cooling hypothesis of the 1970s included the theory that aerosols lead to global dimming. That is, that pollutants reduces the amount that the Sun warms the Earth, causing the Earth's ...
0
votes
1answer
78 views
Where oil is used for [closed]
I am trying to study climate change and lately, I am realizing that oil companies were/are drilling for oils at Alaska, Arctic, Antarctica.
Where oil (which oil company drills) is used maximum for?
I ...
1
vote
0answers
126 views
About climate sensitivity of carbon dioxide: today compared with PETM
Due to IPCC the climate sensitivity of CO₂ very likely is 3.0 ± 1.5 ℃ for each doubling of the concentration of atmospheric CO₂.
Counting on earlier global warming using the Arrhenius formula [ΔT=λ·...
9
votes
3answers
1k views
High albedo vs low albedo
Albedo is a measure of the amount of light reflected back by an object that is incident on it.
So, high albedo means that a greater portion of light falling on something is reflected back. This also ...
1
vote
4answers
197 views
In a zero carbon future but with increasing energy requirements would Earths oceans continue heating?
We’ve completely obliterated our reliance on carbon based fuels. All our energy comes from renewal resources or even fusion. Our energy requirements continue to rise. Taking this to a deliberately ...
15
votes
2answers
4k views
Why was there a negative temperature anomaly between 1950 to 1980?
If I understand the information from this link correctly,
Instrumental temperature record
between 1950 to 1980 there were negative temperature anomalies in the years of those decades.
(1950–1959 ...
1
vote
2answers
119 views
Trends in atmospheric CO2
I plotted the atmospheric CO2-concentrations to see trends and wondered especially about the phase around 1600 in the plot which I find very interesting. Etienne Godin already told me some facts in ...
4
votes
0answers
90 views
Climate Change in the North
Why has it been so warm in Moscow, Russia the past few winters where the temperatures even overnight have been above freezing when normally it gets brutally cold?
3
votes
1answer
221 views
Are 60C heat waves predicted by 5C of global heating? (The worst consequence of global heating)
It seems to be the case that 1C of global heating caused the whole global temperature bell curve to shift two standard deviations to the right. (see below)
To anyone knowing much about statistics and ...
3
votes
1answer
95 views
Reference units for CO2 concentration in the atmosphere and meaning of a slight downward tendancy during the 1600
I discovered here a set of yearly historical atmospherical CO2-concentrations from year 0 - 2014. Since they haven't mentioned which measure they used, I'm not sure whether it is right to talk about ...
1
vote
0answers
40 views
What's the origin of particulate matter (pm10, pm2 5) [closed]
I would like to ask about origin and inventor of particulate matter pm10, pm2.5.
Who published and defined this formulas and when.
Thanks in advance!
0
votes
0answers
67 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?
-1
votes
2answers
98 views
Could the recent temperature anomalies in the arctic be used as a proxy measure of global heating?
Because the arctic temperature record would probably not require any of the climategate urban heat island adjustments it would seem to definitively sustain that global temperatures are significantly ...
1
vote
1answer
187 views
By what objectively correct process could we determine the truth about the actual severity of anthropogenic climate change?
I began to do the best that I could to boil the key facts down to the most basic essence of proving significant anthropogenic climate change:
(1) It is a verified fact that since 1959 $\small\...
1
vote
2answers
83 views
download NASA Earth Exchange Global Daily Downscaled Projections for single lat lon
I have a lat lon - 23.14, 83.14 and I need to download the NASA Earth Exchange Global Daily Downscaled Projections (NEX-GDDP) data from the below website only for this lat lon.
https://dataserver....
