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Posts by Debbie Davy

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We're collectively sleeping through all the alarms.. ⏰️

1 year ago 162 47 2 1

I've called this the most important graph in the world.

The only remaining accurate NASA CERES instrument in orbit is on a NOAA satellite.

1 year ago 190 67 5 3
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A third of the Arctic’s vast carbon sink now a source of emissions, study reveals Critical CO2 stores held in permafrost are being released as the landscape changes with global heating, report shows

Your 'moment of doom' for Jan. 21, 2025~ What happens in the Arctic.

"In the permafrost, most of the soils have been entirely frozen throughout the full year. But now the temperatures are warmer, there’s more organic matter available for decomposition, and carbon gets released into the atmosphere."

1 year ago 182 70 6 4

Without genuine engagement the longevity of initiatives is less likely.

1 year ago 0 0 0 0
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Exmoor Pony Detectives Investigating the true nature and significance of the Exmoor Pony. Exmoor Pony Detectives are a community of ecologists, geneticists, vets and historians.

www.youtube.com/@exmoorponyd...

1 year ago 1 0 0 0
Line graph time series of 2024's daily Arctic sea ice extent compared to decadal averages from the 1980s to the 2010s. The decadal averages are shown with different colored lines with white for the 1980s, green for the 1990s, blue for the 2000s, and purple for the 2010s. Thin white lines are also shown for each year from 2002 to 2022. 2024 is shown with a thick gold line. There is a long-term decreasing trend in ice extent for every day of the year shown on this graph between October and January by looking at the decadal average line positions.

Line graph time series of 2024's daily Arctic sea ice extent compared to decadal averages from the 1980s to the 2010s. The decadal averages are shown with different colored lines with white for the 1980s, green for the 1990s, blue for the 2000s, and purple for the 2010s. Thin white lines are also shown for each year from 2002 to 2022. 2024 is shown with a thick gold line. There is a long-term decreasing trend in ice extent for every day of the year shown on this graph between October and January by looking at the decadal average line positions.

Friday ice update - #Arctic sea ice extent is currently the *lowest* on record (JAXA data) 🧪🔧

• about 410,000 km² below the 2010s mean
• about 1,010,000 km² below the 2000s mean
• about 1,580,000 km² below the 1990s mean
• about 1,900,000 km² below the 1980s mean

Plots zacklabe.com/arctic-sea-i...

1 year ago 146 63 5 5
Two polar stereographic maps side-by-side showing November 2024 Arctic sea ice thickness and its anomalies, which are relative to 1981 to 2010. Data is from PIOMAS.

Two polar stereographic maps side-by-side showing November 2024 Arctic sea ice thickness and its anomalies, which are relative to 1981 to 2010. Data is from PIOMAS.

November 2024 sea ice thickness was below average across most of the #Arctic Ocean compared to the 1981-2010 average, especially north of Greenland, the Canadian Arctic Archipelago, and Svalbard (right; red shading).

Graphic: zacklabe.com/arctic-sea-i.... Data from PIOMAS.

1 year ago 72 29 0 1
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The Heat Will Kill You First: Life and Death on a Scorc… The world is waking up to a new wildfires are now seas…

Your 'doom quote' for today:

"The End-Permian extinction was a horrific event, beyond our capacity to imagine. It was mass death by heatstroke."

www.goodreads.com/book/show/63...

1 year ago 90 28 3 2
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Earth’s clouds are shrinking, boosting global warming Narrowing storm bands may be a surprising and dangerous new feedback of climate change

Your 'bonus moment of doom' for today: We don't need no stinkin' clouds!

"the world’s reflective cloud cover has shrunk in the past 2 decades by a small but tangible degree, allowing more light in and boosting global warming. "

www.science.org/content/arti...

1 year ago 209 60 7 4
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Goldman Sachs asks in biotech research report: 'Is curing patients a sustainable business model?' Goldman Sachs warns sales from the most successful disease treatments are difficult to maintain.

Goldman Sachs analysts : The money men saying the quiet part out loud

Curing patients may not be a sufficiently profitable enterprise for biotech companies.

Chronic disease is a far more beneficial business model

www.cnbc.com/2018/04/11/g...

1 year ago 11610 3959 713 540
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IPBES nexus report: Five takeaways for biodiversity, food, water, health and climate - Carbon Brief “Fragmented governance” between biodiversity, climate change, food, water and health is putting all of those...

Very clear article summarising the IPBES Nexus assessment by @carbonbrief.org
www.carbonbrief.org/ipbes-nexus-...

1 year ago 51 25 0 2
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We examine how to enhance biodiversity in productive grasslands in our new open access book chapter
www.bdspublishing.com/_webedit/upl...

1 year ago 31 7 1 2
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De iskolde dage forsvinder: ‘Vinteren er mere eller mindre afskaffet’ Danmark får færre og færre dage med minusgrader, og det er måske godt nyt for de kuldskære, men dårligt nyt for blandt andet kartoflen.

De iskolde dage forsvinder: ‘Vinteren er mere eller mindre afskaffet’ www.dr.dk/nyheder/vide... #klima

1 year ago 11 2 1 0
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Tundra might turn into a carbon source by global warming A new study in Nature collects large datasets from tundra around the world, showing how reveals how a warming climate might shift the tundra environment from a carbon sink to a carbon source.

From Carbon Sink to Source? Study published in Nature collect large datasets from tundras around the world, which show how warming could flip these ecosystems from carbon sinks to sources. A large group of researchers using the same methodology worldwide have contributed to a comprehensive study.🧪

1 year ago 36 15 0 1
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We're pleased to be able to share our Hilary term card with you. Everyone's welcome to attend & join the drinks reception afterward. For more information on these talks, & to register to attend in person or online: bookwhen.com/oxfordbiodiv...
@oxfordgeography.bsky.social @oxfordbiology.bsky.social

1 year ago 4 1 0 0
Line graph time series of 2024's daily Arctic sea ice extent compared to decadal averages from the 1980s to the 2010s. The decadal averages are shown with different colored lines with white for the 1980s, green for the 1990s, blue for the 2000s, and purple for the 2010s. Thin white lines are also shown for each year from 2002 to 2022. 2024 is shown with a thick gold line. There is a long-term decreasing trend in ice extent for every day of the year shown on this graph between October and January by looking at the decadal average line positions.

Line graph time series of 2024's daily Arctic sea ice extent compared to decadal averages from the 1980s to the 2010s. The decadal averages are shown with different colored lines with white for the 1980s, green for the 1990s, blue for the 2000s, and purple for the 2010s. Thin white lines are also shown for each year from 2002 to 2022. 2024 is shown with a thick gold line. There is a long-term decreasing trend in ice extent for every day of the year shown on this graph between October and January by looking at the decadal average line positions.

Tuesday ice update - #Arctic sea ice extent is currently the *lowest* on record (JAXA data)

• about 780,000 km² below the 2010s mean
• about 1,270,000 km² below the 2000s mean
• about 1,840,000 km² below the 1990s mean
• about 2,330,000 km² below the 1980s mean

Plots zacklabe.com/arctic-sea-i...

1 year ago 123 52 5 5

Too often ‘impact’ is co-opted to describe how policy makers use our research

True impact for ecologists is to contribute to meaningful nature recovery

Sadly, those 2 aims are not the same

1 year ago 5 2 0 0
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This graphic gives the 12-month running average for Mauna Loa CO₂ since 1959, with a quadratic trendline (in red).

An R² of 0.9995 is overwhelming evidence that atmospheric CO₂ growth is accelerating. And at present, CO₂ is above the trendline!

The climate 8-ball says: "Outlook f&%ked, try again."

1 year ago 204 61 9 7

Confirmation bias - when examples of colonisation of trees on abandoned land are used to argue for the ubiquity of natural regeneration

but examples of areas remaining largely treeless through dispersal limitation, soil conditions, etc, are ignored

1 year ago 8 1 2 0

For those who still think that planting trees is a solution to mitigate CO2 emissions, please take note! Forest offset programs can also burn!
onlinelibrary.wiley.com/doi/10.1111/... | @globalchangebio.bsky.social
www.science.org/doi/10.1126/...

🧪🌍🔥🌳🍁 wildfire

1 year ago 88 22 3 3
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100 years of average September-October-November temperature anomalies over land areas through 2024...

Data from NOAAGlobalTemp v6.0.0: www.ncei.noaa.gov/products/lan...

1 year ago 65 28 0 3
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Breaking news!
Code UFB!!!

On December 10, Arctic sea-ice extent hit a new modern daily low, beating the previous record daily low set in 2016 by over 155,000 square kilometers.

No ice for you!

1 year ago 196 43 3 6
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Cooling efficacy of trees across cities is determined by background climate, urban morphology, and tree trait - Communications Earth & Environment Urban trees can lower pedestrian-level air temperature by up to 12 degrees centigrade, and the cooling efficacy depends on background climate, urban morphology, and tree trait, according to a global m...

Cooling efficacy of trees across cities is determined by background climate, urban morphology, and tree trait
www.nature.com/articles/s43...

1 year ago 22 14 0 2
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The f&%kery continues in the Arctic ... today sea-ice extent is over 300,000 square kilometers below the previous record low for the day.

1 year ago 196 51 7 7

Absolutely spot on!

1 year ago 1 0 1 0

Passing through the New Forest today, I’m always surprised that this highly managed landscape is seen as an example of rewilding

1 year ago 10 2 1 0
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The Sixth Extinction: An Unnatural History Over the last half-billion years, there have been five …


Your 'doom quote' for today:

"A species that needs to migrate to keep up with rising temperatures, but is trapped in a forest fragment -- even a very large fragment -- is a species that isn't likely to make it."

www.goodreads.com/book/show/17...

1 year ago 158 40 3 2

We are likely to be slipping into a terrifying spiral of declines and irreparable damage, but governments seem to be more concerned about short-term economics.

1 year ago 0 0 0 0
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Today's climate forecast: continued chaos with scattered f&%kery and a high of 1.72C above the pre-industrial baseline:

1 year ago 125 34 2 3
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Your 'moment of doom' for Dec. 7, 2024 ~ dark green truths.

"You can protect everything, you can stop all the destruction of rainforests, get everything in preserves, and you could still lose one third of species on Earth"

www.npr.org/2024/12/06/n...

1 year ago 121 40 7 1