Author | Lightnews

ISciences @isciences.bsky.social · 11d

Here, we demonstrate that in response to warming, a state-of-the-art high-resolution climate model simulates a rapid transition from a moderate-amplitude irregular regime, as observed in the current climate, to a highly regular oscillation with intensifying amplitude.
www.nature.com/articles/s41...

Global climate mode resonance due to rapidly intensifying El Niño-Southern Oscillation - Nature Communications

The authors of this study perform simulations with a high-resolution climate model and show that global warming may trigger an abrupt shift in the tropical climate system towards stronger and more pre...

www.nature.com

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ISciences @isciences.bsky.social · 11d

A global research effort led by Colorado State University shows that extreme, prolonged drought conditions in grasslands and shrublands would greatly limit the long-term health of crucial ecosystems that cover nearly half the planet. phys.org/news/2025-10...

Global research shows how Dust Bowl-type drought causes unprecedented productivity loss

A global research effort led by Colorado State University shows that extreme, prolonged drought conditions in grasslands and shrublands would greatly limit the long-term health of crucial ecosystems t...

phys.org

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ISciences @isciences.bsky.social · 11d

This looks interesting. Authors state this "is the first #global IDF [ #intensity #duration #frequency] data set derived from observations of sub-daily rainfall" #precipitation
agupubs.onlinelibrary.wiley.com/doi/10.1029/...

agupubs.onlinelibrary.wiley.com

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ISciences @isciences.bsky.social · 21d

The latest edition of the ISciences Global Water Monitor & Forecast Watch List it out. Exceptional seasonal deficits are #forecast for most of the #northeast #UnitedStates during October-December 2025.
www.isciences.com/blog/2025/10...

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ISciences @isciences.bsky.social · 21d

Exceptional surpluses are forecast for west Africa, #India, and northern #VietNam.

ISciences @isciences.bsky.social · 21d

The latest edition of the ISciences Global Water Monitor & Forecast Watch List it out. Exceptional #deficits are #forecast for #Canada, northeast #UnitedStates, southeast #Europe, northwest #Africa, #Turkey, and northern #Russia.
www.isciences.com/blog/2025/10...

ISciences Worldwide Water Watch List October 2025 — ISCIENCES

Exceptional deficits are forecast for Canada, northeast United States, southeast Europe, northwest Africa, Turkey, and northern Russia. Exceptional surpluses are forecast for west Africa, India, and...

www.isciences.com

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Reposted by ISciences

Simon Donner @simondonner.bsky.social · 25d

Most of the world has recently set all-time heat records - valuable analysis from @hausfath.bsky.social to show that climate change is real and global... even it was hotter in one town 80 years ago. www.theclimatebrink.com/p/most-of-th...

Most of the world has recently set all-time heat records

Regional exceptions like the 1930s in the continental US notwithstanding

www.theclimatebrink.com

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ISciences @isciences.bsky.social · 25d

about 170 American #hospitals, totaling nearly 30,000 patient beds from coast to coast, that face the greatest #risk of significant or dangerous #flooding
www.cnn.com/2025/10/05/h...

At least 170 US hospitals face major flood risk. Experts say Trump is making it worse. | CNN

About 170 American hospitals, totaling nearly 30,000 patient beds from coast to coast, face the greatest risk of significant or dangerous flooding, according to a months-long KFF Health News investiga...

www.cnn.com

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ISciences @isciences.bsky.social · 25d

Saturday’s historic #rain in portions of northern #Utah caused major #flooding that left some families overwhelmed with cleanup. #SaltLakeCity
ksltv.com/local-news/r...

Neighbors came to the rescue, but Salt Lake flooding still devastating

A Rose Park family had to watch helplessly from a doorbell camera while their neighbors tried to salvage some of their most treasured possessions after major weekend flooding.

ksltv.com

ISciences @isciences.bsky.social · 25d

#Landslides and #floods set off by incessant #rainfall have killed at least 40 people in #Nepal, officials said on Sunday, adding to the woes of an interim government struggling to find its footing after #violent #protests deposed its predecessor.
www.nytimes.com/2025/10/05/w...

Floods and Landslides in Nepal Worsen Woes of a Nation in Flux

www.nytimes.com

ISciences @isciences.bsky.social · 26d

#NewHampshire experienced its #driest #summer since at least 1895. The summer was also within the top 10 #hottest summers on #record since then
newhampshirebulletin.com/2025/10/02/a...

After driest summer on record, all of New Hampshire is officially in drought • New Hampshire Bulletin

New Hampshire is sinking deeper into drought as fall sets in, despite the few inches of much needed rain that fell across much of the state in late September.

newhampshirebulletin.com

ISciences @isciences.bsky.social · 26d

Barely one month after launching Africa’s biggest #dam, the #Ethiopian government’s new #climate plan outlines an ambition to reduce its heavy #reliance on rainfall-reliant #hydropower by getting more #electricity from solar, wind and biogas. #Ethiopia #GERD
www.climatechangenews.com/2025/10/03/a...

After building huge new dam, Ethiopia warns of hydropower's drought risk

Ethiopia wants to reduce heavy reliance on hydropower to diversify to solar and wind in the face of climate-induced droughts

www.climatechangenews.com

ISciences @isciences.bsky.social · 26d

Those really #dry #crops, because of the low #moisture content, is creating more of that #dusty #debris that’s actually reducing #visibility across #roadways more frequently this year #drought #Illinois #PullOver
www.wcia.com/news/local-n...

www.wcia.com

ISciences @isciences.bsky.social · 26d

Solomon Oture was on the run. As a #rainmaker, his job was to summon #rain ... through #prayer and #ritual. But after consecutive years of #drought ... Frustrated community leaders came demanding an explanation for his #failures. #SouthSudan
www.aljazeera.com/features/202...

Death of a rainmaker: When drought means murder in South Sudan

For a group of people whose job means life, climate change can spell death.

www.aljazeera.com

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ISciences @isciences.bsky.social · 26d

The #Rochester area is now in a severe drought following the #driest July-to-September period ever recorded. Rochester has seen just 3.81 inches of rain since July 1. That beats the low #rainfall #record for that period set 138 years ago, in 1887 #NewYork
www.syracuse.com/weather/2025...

One Upstate city is in severe drought after driest stretch of weather in 138 years

The last time it was this dry was 1887, according to weather service records.

www.syracuse.com

ISciences @isciences.bsky.social · 26d

With rising costs, fewer #crops, and dwindling customers, a local producer seller says the current #drought in the Big Bend is #hurting her #business. #Tallahassee #Florida
www.wtxl.com/southwest-ta...

Severe drought threatens fall harvest, bumps up prices for produce

Local farmers and growers say the current drought in the Big Bend and South Georgia is hurting their crop and pushing prices up for customers.

www.wtxl.com

ISciences @isciences.bsky.social · 26d

Much of western #Washington is in a severe #drought, with the north Cascades experiencing extreme drought conditions. The current #fire #danger map ... shows most of the #Cascades with high fire danger in yellow, and the north central Cascades with very high fire danger
komonews.com/newsletter-d...

Drought and elevated fire danger continue into October, though mid-month may offer relief

October typically starts the rainy season in western Washington, but we will be hard-pressed to find any rain soon.

komonews.com

ISciences @isciences.bsky.social · 26d

... in a letter Tuesday that outlined some of the #impacts farmers are experiencing, including dead #pasture, reduced or nonexistent production of #corn, #hay, and #feed, emptied #wells and #streams, and diminished #vegetable and #fruit #crops. #Vermont #Drought #Water
vtdigger.org/2025/10/03/v...

Vermont officials ask for statewide disaster designation amid ongoing drought - VTDigger

State leaders request federal assistance to help Vermont farmers struggling with crop failures and financial losses

vtdigger.org

ISciences @isciences.bsky.social · 29d

“Warm(er) water results in a tendency for #warmer air #temperatures, especially on the west side of the #Cascades,” Bond said. “It is no coincidence that our worst (recent) #snowpack on record was during the winter of 2014-15.”
mynorthwest.com/pacific-nort...

'The blob' returns: Record Pacific Ocean heatwave threatens weather, marine life

It’s Back!!! The "blob" has returned. This "blob" is the marine heatwave that now spans much of the Northeast Pacific Ocean.

mynorthwest.com

ISciences @isciences.bsky.social · 29d

The #Mississippi #River Basin is facing an emerging #crisis as rapidly declining #water levels threaten to restrict #barge #traffic during the peak #harvest season, potentially disrupting critical agricultural #exports and #supplychains at the worst possible time.
gcaptain.com/mississippi-...

Mississippi River Crisis: Low Water Levels Threaten Critical Harvest Season Shipping for Third Straight Year

The Mississippi River Basin is facing an emerging crisis as rapidly declining water levels threaten to restrict barge traffic during the peak harvest season, potentially disrupting critical agricultur...

gcaptain.com

ISciences @isciences.bsky.social · 29d

Over the summer, #Iran ’s #water #crisis turned into an #emergency. Wells collapsed and some reservoirs ran #dry. Taps went dry for half a day in #Tehran, and state media warned that the city of about 10 million people could hit “ #DayZero”
time.com/7321571/iran...

Iran's Water Crisis Is Its Greatest Threat

The collapse of water security in Iran has been decades in the making and is rooted in a mania for mega projects.

time.com

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ISciences @isciences.bsky.social · 29d

In the heart of #California ’s #CentralValley, generations of farm families are facing a new kind of #crisis: what farmers argue is a man-made #drought. It’s mounting #water #regulations that could determine whether the most fertile #farmland in the nation survives.
www.agweb.com/news/crops/c...

www.agweb.com

ISciences @isciences.bsky.social · 29d

"Due to projected #streamflow #declines, under existing policy, both #reservoirs will face substantial #risks (>80% likelihood) of reaching #deadpool before 2060. Adopting recently proposed alternative policies reduces but doesn’t eliminate such risks. #Mead #Powell
www.nature.com/articles/s41...

Disentangling climate and policy uncertainties for the Colorado River post-2026 operations - Nature Communications

Planning for the Colorado River is critical to secure water and hydropower for the western US under climate change. This study highlights how different policies may reduce but not eliminate the risk of losing water and energy supply altogether.

www.nature.com

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ISciences @isciences.bsky.social · Sep 29

"Analysis of data from nearly 1,500 sites in the contiguous United States between 1980 and 2022 revealed that #heat #waves in #rivers are #accelerating #faster than and lasting nearly twice as long as air heat waves, according to a new study by researchers at Penn State."
phys.org/news/2025-09...

Heat waves in US rivers increasing up to four times faster than air heat waves, analysis finds

As the frequency and intensity of heat waves increase across the U.S., a similar but more striking phenomenon is occurring in American rivers.

phys.org

ISciences @isciences.bsky.social · Sep 29

Archaeologists in #drought-hit #Iraq have discovered 40 ancient tombs after #water levels in the country’s largest reservoir declined, according to an antiquities official. The tombs ... were #unearthed at the edges of the #Mosul #Dam. #drought
www.aljazeera.com/news/2025/8/...

Drought in Iraq unearths more than 2,000 years old tombs

The newly discovered tombs are believed to date back to the Hellenistic or Hellenistic-Seleucid period.

www.aljazeera.com