Search Results for: Océan

The current “mini-collapse” requires a democratic response

pandémie, collapse

Fabrice Flipo, Institut Mines-Télécom Business School Covid-19, an anthropocene disease? This is how professor Philippe Sansonetti sees the crisis we are experiencing. As a reminder, this concept proposed by Paul Crutzen and Eugene Stoermer in 2000 refers to the present geological time interval, in which “conditions and processes on Earth are profoundly affected by human impact”. This period has not yet …

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Guillaume Balarac, turbulence simulator

Guillaume Balarac

Turbulence is a mysterious phenomenon in fluid mechanics. Although it has been observed and studied for centuries, it still holds secrets that physicists and mathematicians strive to unlock. Guillaume Balarac is part of this research community. A researcher at Grenoble INP (at the LEGI Geophysical and Industrial Flows Laboratory), he uses and improves simulations to understand turbulent flows better. His …

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Optics as a key to understanding rogue waves

vagues scélérates, rogue waves

Rogue waves are powerful waves that erupt suddenly. They are rare, but destructive. Above all, they are unpredictable. Surprisingly, researchers have been able to better understand these fascinating waves by studying similar phenomena in fiber optic lasers.   Before scientists began measuring and observing them, rogue waves had long been perceived as legends. They can reach a height of 30 …

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Marine oil pollution detected from space

oil pollution

Whether it is due to oil spills or cleaning out of tanks at sea, radar satellites can detect any oil slick on the ocean’s surface. Over 15 years ago, René Garello and his team from IMT Atlantique worked on the first proof of concept for this idea to monitor oil pollution from space. Today, they are continuing to work on …

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Sand, an increasingly scarce resource that needs to be replaced

sable, sand

Humans are big consumers of sand, to the extent that this now valuable resource is becoming increasingly scarce. Being in such high demand, it is extracted in conditions that aren’t always respectful of the environment. With the increasing scarcity of sand and the sometimes devastating consequences of mining at beaches, it is becoming crucial to find alternatives. Isabelle Cojan and …

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GDPR: towards values and policies

GDPR, RGPD

On May 25th, the GDPR came into effect. This new regulation requires administrations and companies in the 27 EU countries to comply with the law on the protection of personal data. Since its creation in 2013, the IMT Research Chair Values and Policies of Personal Information (CVPIP) aims to help businesses, citizens and public authorities in their reflections on the …

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Emergency logistics for field hospitals

field hospitals, hôpitaux de campagne

European field hospitals, or temporary medical care stations, are standing by and ready to be deployed throughout the world in the event of a major disaster. The HOPICAMP project, of which IMT Mines Alès is one of the partners, works to improve the logistics of these temporary medical centers and develop telemedicine tools and training for health care workers. Their …

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Fraud on the line

fraud

An unsolicited call is not necessarily from an unwelcome salesman. It is sometimes a case of a fraud attempt. The telephone network is home to many attacks and most are aimed at making a profit. These little-known types of fraud are difficult to recognize and difficult to fight. This article is part of our series on Cybersecurity: new times, new …

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Protecting ships against modern-day pirates

ships

Cybersecurity, long viewed as a secondary concern for naval systems, has become increasingly important in recent years. Ships can no longer be seen as isolated objects at sea, naturally protected from cyber-attacks. Yvon Kermarrec, a researcher in computer science at IMT Atlantique, leads a research chair on cybersecurity in partnership with the French Naval School, Thales and Naval Group. He …

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From springs to lasers: energy’s mysterious cycle

fundamental physics

In 1953, scientists theorized the energy behavior of a chain of springs and revealed a paradox in fundamental physics. Over 60 years later, a group of researchers from IMT Lille Douai, CNRS and the universities of Lille and Ferrara (Italy) has succeeded in observing this paradox. Their results have greatly enhanced our understanding of physical nonlinear systems, which are the …

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