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Sep 28 17 tweets 7 min read Twitter logo Read on Twitter
A Tufton St guide to "honest debate" on net-zero

(aka how Civitas got embarrassingly wrong numbers into Sun, Mail, Times & Express)

1⃣Send to lobby journos, not specialists
2⃣Get Tufton St chums to write supportive comment
3⃣Trust editors to take crazy numbers at face value

🧵 Image
A Tufton St guide to "honest debate" on net-zero (cont)

4⃣Pretend fossil-based tech is free
5⃣Ignore saving of buying less fossil fuel
6⃣Confuse MW & MWh so you can say wind costs £1,300,000/MWh (reality is £50-70/MWh)
7⃣Falsely assert gas power must close early & make up cost Image
A Tufton St guide to "honest debate" on net-zero (cont)

8⃣Quote a report saying EVs cld lose 114k jobs but ignore bit where it says EVs cld support 246k jobs
9⃣Assume clean tech costs never change
🔟Make us pay for green energy & insulation twice Image
A Tufton St guide to "honest debate" on net-zero (cont)

1⃣1⃣Make up a huge number for net-zero costs in farming, without evidence, because it's "not unreasonable to assume"
1⃣2⃣Make sure to ignore actual evidence of climate/gas costs driving food price inflation Image
A Tufton St guide to "honest debate" on net-zero (cont)

1⃣3⃣Falsely imply the CCC cost estimates assumed a 0.1% cost of capital (not true)
1⃣4⃣Add a blanket 5.25% finance cost to figures that often already include financing Image
I'll share receipts for everything I said above in a moment, but first here are the outlets that credulously gave space to the Tufton St claims, without checking they weren't mad

Spectator gave space to Ross Clark to promote the claims, altho amusingly he clearly suspects Civitas numbers are bonkers as he gives himself this get-out

"There is no reason to suppose Civitas’ figures will turn out to be right…But they are an impt contribution to a debate" Image
The Times did not think the report worthy of news coverage, but gave a comment slot to another Tufton St groupie, Tim Knox, to promote Civitas' work (Knox fails to mention his association with the report, which says it "would not [have] be[en] possible" without him)
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The Express gives space to another Tufton St outfit, the Taxpayers Alliance, for yet more uncritical supportive coverage of the bonkers Civitas numbers Image
The Mail did at least publish a response from govt saying “We simply do not accept these figures. The report fails to recognise the financial savings from lower fuel costs and technological advances – such as offshore wind costs falling by 70% more than we projected in 2016.” Image
Now onto the receipts:

Report does not include OPEX savings in lower fossil fuel bills and it ignores the capital cost of fossil-based alternative technologies (gas boilers, gas power plants, combustion engine cars), effectively assuming they are free and never need replacing

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Receipts

The report asserts that “147TWh of current capacity [sic]” will have to retire early, even though early retirement is explicitly ruled out in CCC pathways

The report then says, without citation or evidence, that this will cost £73bn, which appears to be based on 147/2
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Receipts

The report asserts that heat pumps will cost £14k per house forever, even though some firms have already dramatically cut costs and are now offering to install the technology for as little as £5k, before grants

octopus.energy/press/octopus-…
Receipts

Paying twice:

The report includes an estimated cost to decarbonise the electricity system and then adds current subsidies for decarbonising the electricity system on top ("green levy"), assuming they continue at the same level forever (most are 15yr contracts) Image
Receipts

Paying twice:

The report includes a cost of £5k per household for insulation, for all 28m homes (5x28=140), then adds another cost to insulate social housing specifically, even though these are part of the 28m total Image
That's it from me, but before I go, please check out this amusing thread from Barney on how ludicrously badly excruciatingly wrong the Civitas report is

One more thing…

Of COURSE report author Ewen Stewart is a climate sceptic who wrote in 2021:

"Whether one believes in man-made climate change, or whether one believes that there has always been natural climatic variation, it remains a contested theory"

web.archive.org/web/2021110314…
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More from @DrSimEvans

Sep 26
NEW

Staying below 1.5C wld save $12tn & create more jobs than are lost, says @IEA

To get on track by 2030 we need…

🌄3x renewables
🏬2x efficiency
🚗"sharply" more EVs & heat pumps
🔥-75% methane emissions
🏭🔥⛽️-25% fossil fuel use

🧵let's dive in

iea.org/reports/net-ze…
Image
First, an absolutely key point from IEA net-zero report

Staying below 1.5C would save $12tn

You read that right

We need huge clean tech invst for 1.5C
We wld save even more by buying less fossil fuels

🤯$12tn by 2050🤯

This doesn't include climate or air quality benefits Image
Let's look at this more closely:

The clean technologies needed for net-zero by 2050 are capital-intensive, but they cost less to run

Invest now – save later

Net undiscounted savings would total $12tn by 2050

Think a few world leaders need to hear this… Image
Read 23 tweets
Sep 21
FACTCHECK

Rishi Sunak claims he's saving families from "unacceptable costs" but he's actually going to cost renters £2bn/yr (by keeping their homes draughty) & drivers £6bn (bc EVs will be cheaper upfront by 2030 anyway) Image
Source for £2bn

x.com/joshemden/stat…
Read 4 tweets
Aug 4
NEW

The UK government has just quietly published estimates showing wind and solar will be several times cheaper than gas, for the foreseeable future

A few senior cabinet members (& a large section of the media) might like to take a look?

THREAD with charts + caveats Image
Here's another view of the data, showing the range of uncertainty – particularly around gas costs, given, er, volatile gas prices

(NB it isn't clear if these figures use post-gas-crisis gas price projections or not; if they haven't, then in reality gas'd look even worse) Image
The UK govt has also – once again – lowered its estimates of renewable costs

Offshore wind for deployment in 2025 is now 29% cheaper than thought 3yrs ago…

…and 71% cheaper than thought in 2013 Image
Read 8 tweets
Aug 2
FACTCHECK

UK PM Rishi Sunak has defended new North Sea oil & gas licences with false or misleading justifications

Yes, the world will continue to use oil & gas in 2050

But new licences are likely to raise global emissions & would not be compatible with the 1.5C limit

🧵 Image
1) Sunak says "even in 2050 when we are net-zero…around a quarter of our energy needs will still come from oil and gas"

This could be more or less true (see following tweets) – but it's also complete misdirection

Let's take this point by point…
1a) How much oil and gas will still be used in 2050, on a pathway to net-zero?

Let's look at the world first:

In 1.5C pathways assessed by the IPCC, oil and gas account for a median 27% of global primary energy demand in 2050

Looking at demand in 2050 vs 2019
oil -60%
gas -45% Image
Read 13 tweets
Jul 27
Your regular reminder that most estimates of "economically optimal" warming are bunkum:

🙉ignore technological learning
🙈omit many damages inc temp & rainfall extremes
🙊assume damages follow simple quadratic eqn

Meanwhile…IMF says net-zero would boost GDP

Receipts in 🧵 Image
Per the table, from USEPA, estimates of climate damages tend to simply ignore many major known sources of, er, climate damage, including temp/rain extremes, several potential tipping points etc etc etc

https://t.co/DO3HpSGrEoepa.gov/system/files/d…
Image
DICE, the model used to estimate a "break-even year" for when climate mitigation costs equal climate damages, is based on a simple quadratic equation to represent all damages and finds warming of 6C (!) would only cut GDP by 8.5%

lse.ac.uk/granthaminstit…
Read 8 tweets
Jul 15
This week in extreme weather

An ongoing thread of newspaper frontpages from around the world

1/ The Week

"Climate meltdown" Image
2/ The Times of India

"Rain toll in North rises to 69 as rivers overflow in many states" Image
3/ National Herald Tribune, Pakistan

"Dozens of villages flooded as Sutlej, Chenab burst their banks" Image
Read 63 tweets

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