All Questions
Tagged with climate-change environment
30
questions
9
votes
1
answer
566
views
Is the equivalent of 2000 American football fields lost every hour due to drought and desertification?
BBC states the following
Approximately 12 million hectares (46,000 sq miles) are lost around the world each year as a direct consequence of drought and desertification. That's the equivalent of 2,000 ...
- 93
7
votes
1
answer
850
views
Publication Bias in Climate Sensitivity Estimates
It is claimed by Rickova and Irsova, in a paper titled "Publication Bias in Measuring Climate Sensitivity" [A], that:
We present a meta-regression analysis of the relation between the ...
- 191
3
votes
1
answer
535
views
Are there currently more large fires in Africa and South America than the rest of the world?
This has been doing the rounds on Twitter:
NASA fire map shows the absolute failure of mainstream media for not expressing how devasting fires in southern Africa and South America are.
Certainly to ...
- 149
7
votes
1
answer
321
views
Did British homes increase greenhouse gas emissions by 4% in 2018?
According to this report from The Times,
Greenhouse gas emissions fell in every sector — including transport, industry and energy — in 2018, but emissions from homes went up 4 per cent, government ...
- 2,608
104
votes
4
answers
26k
views
Does the production of a Tesla battery produce as much CO2 as driving 200,000 km?
Recently I read on Greenpeace's website, that the production of a 100 kWh battery, as in the Tesla Model S, produces as much CO2 as driving a regular car for 200,000 km.
Source: Tesla car ...
- 2,676
12
votes
1
answer
3k
views
Do termites produce 10 times more CO2 than humans?
On October 21 2019 Australian Federal MP Malcolm Roberts posted an image to his Facebook feed claiming termites produce 10 times more CO2 than humans in a year. Is there a factual basis to this?
...
- 6,501
11
votes
2
answers
2k
views
Does having one fewer child reduce my carbon footprint as much as 71+ people going vegan?
In July 2017, ScienceMag reported on a study:
Eating no meat cuts an individual’s carbon footprint by 820 kilograms of carbon dioxide (CO2) each year [...] by choosing to have one fewer child in ...
- 521
8
votes
1
answer
2k
views
Is there more forest in the Northern Hemisphere now than 100 years ago?
In April 19, 2019, there was a public debating event called "Happiness: Capitalism vs. Marxism" featuring Canadian psychologist Jordan B. Peterson and psychoanalytical philosopher Slavoj Žižek as the ...
- 1,716
1
vote
0
answers
196
views
Claim that CO2 is less relevant because it is logarithmic [duplicate]
This video presents and claims that doubling the CO2 levels would only increase the global warming by 1%, whatever that means. Now it seems like the graph contains real data, so what is up with the ...
- 11
10
votes
1
answer
857
views
Is Bhutan the only carbon neutral/negative country?
Twitter moments recently had a moment about Bhutan being the only carbon neutral country in the world: Why Bhutan Is All Alone in the Carbon-Neutral Nation Club and one tweet in the Twitter moments ...
- 38.5k
-4
votes
1
answer
289
views
Does carbon dioxide pollute the atmosphere? [closed]
Following the explosive growth in the use of coal for industrial processes, in which the UK from the late 1800s to the mid-1900s was memorably darkened with soot, the public became aware of "pollution"...
- 2,865
11
votes
2
answers
2k
views
In Miami, can you see fish from the ocean swim on the streets because of the sea level rise?
I was reading this article at theBlaze.com that talks about an interview Al Gore had with Chris Wallace (shown on Fox News on Sunday Jun 4, 2017).
The article focuses on claims that Al Gore had made ...
- 642
7
votes
1
answer
449
views
To what extent do needle trees contribute to fine dust pollution?
Today I ran into an article concerning cars and their effect on the existence of particulate matter. Especially the last paragraph caught my attention where it is claimed that coniferous also ...
- 231
4
votes
0
answers
1k
views
Does the Kiri Tree reduce carbon dioxide emissions ten times more than the average tree?
The About section of the Kiri Tree website says:
The tree is known to reduce carbon dioxide (CO2) emissions ten times
more than the average tree and also in return produce ten times more
oxygen ...
36
votes
4
answers
13k
views
Are we in a low CO2 period, compared to the last 590 million years?
In 2012 Burt Rutan, the aircraft designer, posted these slides summarizing his take on global warming/climate change.
Slide 14 is
In the big picture we are now in a low CO2 period. The 20th ...
- 1,059
5
votes
1
answer
588
views
Does temperature drive CO₂?
The blog THE HOCKEY SCHTICK claims that "temperature drives CO2 levels, not man-made CO2".
The paper "Atmospheric verification of anthropogenic CO2 emission trends" is cited as proof.
The claim is ...
user20862
0
votes
1
answer
944
views
Does Beck's chemical analysis of CO₂ discredit the Law Dome ice core findings?
On RealC02 summarizing Ernst-Georg Beck's work, this history of CO₂ levels are posted for the 19th century:
SkepticalScience, on its "How reliable are CO₂ measurements?" page says "CO₂ levels are ...
user20862
28
votes
1
answer
1k
views
Did fertilising the ocean with 100 tons of iron sulphate increase the salmon catch by over 100,000 tons?
In July 2012 American businessman Russ George, dumped 100 tonnes of iron in the ocean off British Columbia to encourage plankton growth and thus increase salmon stocks (link). It is now claimed that ...
- 381
21
votes
1
answer
4k
views
Does unadjusted NASA climate data show no long-term global warming?
The Real Science blog by "Steven Goddard" claims that NASA have altered their data in the USA and other countries to show global warming.
Right after the year 2000, NASA and NOAA dramatically ...
user20862
3
votes
2
answers
337
views
Does Carbon Dioxide mix well in the atmosphere?
At Skeptical Science, they explain:
Mauna Loa is often used as an example of rising carbon dioxide levels because its the longest, continuous series of directly measured atmospheric CO₂. The reason ...
- 39
30
votes
2
answers
2k
views
Does the phase-out of incandescent light bulbs measurably reduce overall electrical power consumption?
Many countries are phasing out incandescent light bulbs. For example, in the European Union, various types of classic light bulbs have been removed from the market in the last years.
The claim is that ...
- 991
4
votes
4
answers
973
views
Does physics give a climate sensitivity to carbon dioxide of about 3°C?
A letter to the editor of the Economist from Professor Anders Levermann of the
Potsdam Institute for Climate Impact Research stated the following:
The IPCC’s range on sensitivity is supported by, ...
- 55.2k
12
votes
2
answers
2k
views
Are fossil fuels making the world greener?
The popular understanding (at least among those who are not climate skeptics) of global warming is that it is likely to create environmental catastrophe for reasons such as spreading deserts and ...
- 55.2k
14
votes
2
answers
2k
views
Is global warming irreversible?
I have heard countless times the perils of global warming and how we should all do our fair share to save the Earth for future generations.
Here is but one example from an NPR article: "Global ...
- 5,370
10
votes
1
answer
2k
views
Do candles emit ten times the carbon dioxide of an equivalent lightbulb?
In Wasteful Earth Hour?, it's claimed that candles emit roughly 10 times the carbon dioxide of light bulbs of the same brightness. While emissions will vary depending on the candle, the lightbulb and ...
- 38.5k
18
votes
3
answers
1k
views
Could Global Warming be good for life?
A paper from Nature Geoscience (reported by the BBC here) claims that the carbon dioxide humanity has pumped into the atmosphere is holding off a new Ice Age.
This has revived an old idea best ...
- 55.2k
7
votes
0
answers
255
views
Are there alternative methods of meat production (such as free-range meat) that are better for the environment than factory farmed meat? [duplicate]
Possible Duplicate:
Organic food is worse for the environment because it requires more land than non-organic food
Most meat in developed nations is produced by Industrial agriculture methods, ...
- 8,735
5
votes
0
answers
247
views
Are storms getting more or less severe in the long term for Australia?
Over the past couple of years people have been claiming that storms are getting more severe in Australia. Some linking this to global warming.
Specifically Professor Ross Garnaut in the opening ...
- 18k
21
votes
2
answers
2k
views
Do active volcanoes emit more CO₂ than humans?
We all know that volcanoes emit a tremendous amount of CO₂ when they erupt. I've often heard people argue that the amount of CO₂ an erupting volcano emits dwarfs the amount of CO₂ that humans emit in ...
- 313
27
votes
3
answers
2k
views
Did we have a "global cooling" 40 years ago?
I was reading Superfreakanomics and the book argues that we had a global cooling period 40 years ago? Is that claim accurate?
- 2,965