Jordan's Wadi Rum hosts international study about effect of dust on climate


Khaled Yacoub Oweis
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In the canyons of Wadi Rum in southern Jordan, puffs of dust greet tourists who come to hike and camp among the coloured desert sands and weathered rock.

Plastic bags and bottles are dotted across the reddish landscape, littering the place made famous by David Lean’s 1962 signature work Lawrence of Arabia.

But for German scientist Martina Klose, the more the dust, the better.

She and fellow European and American scientists have set up highly sensitive equipment over the past two weeks at the northern edge of Wadi Rum to collect dust from the area.

It is part of a cross-continental study on dust and its effects on weather and climate.

Dr Klose tells The National that the results could ultimately help scientists understand whether dust contributes to climate change or counters it.

“We want to find out exactly what the climate impacts are,” she says. "We are not sure at this point whether dust warms or cools our climate."

The focus, she says, is on very large dust particles and their mineral composition. Until a few years ago it was believed that only minute dust particles could travel long distances, for example, from the Middle East to Europe.

“It was found that particles 10 and 20 times as large can travel long distances,” Dr Klose says. “How this is happening is not clear because large particles are also very heavy and fall out very quickly.”

Her team conducted similar research in a volcanic area of Iceland and in the Moroccan desert.

Dust samples have been also collected from the US for the same project, called 'Dust-induced ice nucleation: effects of mineralogical composition and size'.

It is a collaboration between the Barcelona Supercomputing Centre and the Karlsruhe Institute of Technology, where Dr Klose works.

The project, which will conclude at Wadi Rum, also aims to find out how the mineral composition of the dust particles affects their absorption of solar radiation, and how the composition affects the formation of clouds.

Lawrence of Arabia is about the man who played a pivotal role in shaping the modern Middle East, during the First World War and its aftermath.

The canyons he travelled by camel are now crossed by speeding pick-up trucks carrying visitors and leaving clouds of dust in their wake. Fires from tourist camps contribute to the haze that sits over the site.

But Dr Klose and her team are hoping for strong gusts of wind to whip up large clouds of dust during the team's six-week stay at Wadi Rum. The more comprehensive the samples, the more understanding they could gain about the size variation and composition of desert dust.

She says Wadi Rum was chosen as one of the locations for the project because of the wind erosion to the basalt and sandstone rock in the area, which helps emit mineral dust that reaches as far as Europe, especially in the spring.

“It is critical for us to go to a location where we are pretty sure that dust emissions happen and see the natural process," she says.

“Analysis of the results of these campaigns takes several years."

Dr Klose says data gathered from the ground in Wadi Rum and elsewhere will help refine weather forecasting models. It will also complement mineral dust imaging by the US National Aeronautics and Space Administration from the International Space Station.

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Date started: 2015

Founder: John Tsioris and Ioanna Angelidaki

Based: Dubai

Sector: Online grocery delivery

Staff: 200

Funding: Undisclosed, but investors include the Jabbar Internet Group and Venture Friends

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Timeline

2012-2015

The company offers payments/bribes to win key contracts in the Middle East

May 2017

The UK SFO officially opens investigation into Petrofac’s use of agents, corruption, and potential bribery to secure contracts

September 2021

Petrofac pleads guilty to seven counts of failing to prevent bribery under the UK Bribery Act

October 2021

Court fines Petrofac £77 million for bribery. Former executive receives a two-year suspended sentence 

December 2024

Petrofac enters into comprehensive restructuring to strengthen the financial position of the group

May 2025

The High Court of England and Wales approves the company’s restructuring plan

July 2025

The Court of Appeal issues a judgment challenging parts of the restructuring plan

August 2025

Petrofac issues a business update to execute the restructuring and confirms it will appeal the Court of Appeal decision

October 2025

Petrofac loses a major TenneT offshore wind contract worth €13 billion. Holding company files for administration in the UK. Petrofac delisted from the London Stock Exchange

November 2025

180 Petrofac employees laid off in the UAE

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Everton 4

Richarlison 13'), Sigurdsson 28', ​​​​​​​Digne 56', Walcott 64'

Manchester United 0

Man of the match: Gylfi Sigurdsson (Everton)

RedCrow Intelligence Company Profile

Started: 2016

Founders: Hussein Nasser Eddin, Laila Akel, Tayeb Akel 

Based: Ramallah, Palestine

Sector: Technology, Security

# of staff: 13

Investment: $745,000

Investors: Palestine’s Ibtikar Fund, Abu Dhabi’s Gothams and angel investors

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- loss of confidence and appetite

- irritability and emotional outbursts

- sadness

- persistent physical ailments such as headaches, frequent infections and fatigue

- substance abuse, such as smoking or drinking more

- impaired judgement

- excessive and continuous worrying

- irregular sleep patterns

 

Tips to help overcome burnout

Acknowledge how you are feeling by listening to your warning signs. Set boundaries and learn to say ‘no’

Do activities that you want to do as well as things you have to do

Undertake at least 30 minutes of exercise per day. It releases an abundance of feel-good hormones

Find your form of relaxation and make time for it each day e.g. soothing music, reading or mindful meditation

Sleep and wake at the same time every day, even if your sleep pattern was disrupted. Without enough sleep condition such as stress, anxiety and depression can thrive.

Updated: October 12, 2022, 4:51 PM