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Compound extreme events stress the oceans

It's not just the land that is groaning under the heat—the ocean is also suffering from heatwaves. In the Mediterranean Sea along the Italian and Spanish coasts, for example, water temperatures are currently up to 5 °C higher than the long-term av.....»»

Category: topSource:  physorgAug 16th, 2022

How the oceans" most abundant bacteria impact global nutrient flows

If you were to collect all the organisms from the ocean surface down to 200 meters, you'd find that SAR11 bacteria, though invisible to the naked eye, would make up a fifth of the total biomass. These bacteria, also known as Pelagibacterales, have ev.....»»

Category: topSource:  theglobeandmailRelated NewsSep 11th, 2024

Unprecedented heat wave on the Tibetan plateau: Study highlights land-atmosphere interactions

Heat waves are generally thought to occur in hot, lowland regions—but what happens when extreme heat strikes the frigid, high-altitude Tibetan Plateau? Is the definition of a heat wave the same at 5,000 meters above sea level as it is in the plains.....»»

Category: topSource:  theglobeandmailRelated NewsSep 10th, 2024

With AI, extreme microbe reveals how life"s building blocks adapt to high pressure

An assist from a Google Artificial Intelligence tool has helped scientists discover how the proteins of a heat-loving microbe respond to the crushing conditions of the planet's deepest ocean trenches, offering new insights into how these building blo.....»»

Category: topSource:  theglobeandmailRelated NewsSep 9th, 2024

Could comets have delivered the building blocks of life to ocean worlds like Europa, Enceladus and Titan?

Throughout Earth's history, the planet's surface has been regularly impacted by comets, meteors, and the occasional large asteroid. While these events were often destructive, sometimes to the point of triggering a mass extinction, they may have also.....»»

Category: topSource:  theglobeandmailRelated NewsSep 9th, 2024

References to ancient Britain linked to hostility online

Political posts on social media that most frequently referenced ancient history tended to be more extreme, hostile and overwhelmingly negative in tone than average, finds a new study by researchers from UCL and the University of Edinburgh......»»

Category: topSource:  physorgRelated NewsSep 9th, 2024

Extreme weather to strengthen rapidly over next two decades, research suggests

Nearly three quarters of the global population can expect strong and rapid changes in extreme temperatures and rainfall in the next 20 years unless greenhouse gas emissions are cut dramatically, according to a new study......»»

Category: topSource:  physorgRelated NewsSep 9th, 2024

Sharks are abandoning stressed coral reefs in warming oceans, study finds

Gray reef sharks are having to abandon the coral reefs they call home in the face of warming oceans, new research finds......»»

Category: topSource:  theglobeandmailRelated NewsSep 9th, 2024

The world is pumping out 57 million tons of plastic pollution a year

The world creates 57 million tons of plastic pollution every year and spreads it from the deepest oceans to the highest mountaintop to the inside of people's bodies, according to a new study that also said more than two-thirds of it comes from the Gl.....»»

Category: topSource:  physorgRelated NewsSep 8th, 2024

New study reveals urgent need for "Blue Justice" in the emerging blue economy

A new study has highlighted a critical issue within the rapidly developing Blue Economy; the need for "Blue Justice"—a new concept that originated from this study. As countries and industries increasingly turn to the oceans for economic growth, thi.....»»

Category: topSource:  physorgRelated NewsSep 6th, 2024

Research team designs efficient bioenergy crops that need less water to grow

Drought stress has long been a limiting factor for crop production around the world, a challenge exacerbated by climate change......»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Composite plastic degrades easily with bacteria, offers environmental benefits

Billions of tons of plastic waste clutter our world. Most of it has accumulated on the ground and in the oceans or disintegrated into tiny particles known as microplastics that pollute the air and the water, penetrating vegetation and the bloodstream.....»»

Category: topSource:  physorgRelated NewsSep 5th, 2024

Heat waves and droughts cause billions of dollars in global economic losses, research finds

Severe weather costs the global economy billions of dollars a year, highlighting the costs of climate change and the value of mitigating extreme weather, according to a new analysis of weather and economic data......»»

Category: topSource:  physorgRelated NewsSep 4th, 2024

Biochar doesn"t just store carbon—it stores water and boosts farmers" drought resilience

As the climate changes, large parts of southern Australia are projected to get drier. Extreme rains are also becoming more common......»»

Category: topSource:  physorgRelated NewsSep 4th, 2024

Top tech conferences: The ultimate tech events guide for September 2024

We've compiled the ultimate list of technology events so you don't have to......»»

Category: topSource:  informationweekRelated NewsSep 4th, 2024

Research uncovers new strategy for salt-resistant poplar

Salt stress disrupts plant growth by impairing ion balance and reducing water uptake, posing a significant challenge to agriculture and forestry. Maintaining sodium (Na+) and potassium (K+) balance is particularly vital in woody plants like poplar, w.....»»

Category: topSource:  physorgRelated NewsSep 3rd, 2024

All types of school absences can be damaging to exam results and career prospects: UK Report

Even moderate levels of school absence, not just extreme absences, can have a negative impact on exam results and career prospects, but they are frequently overlooked, according to a University of Strathclyde report......»»

Category: topSource:  physorgRelated NewsSep 2nd, 2024

A new test proves how to make the Event Horizon Telescope even better

Want a clear view of a supermassive black hole's environment? It's an incredible observational challenge. The extreme gravity bends light as it passes through and blurs the details of the event horizon, the region closest to the black hole. Astronome.....»»

Category: topSource:  physorgRelated NewsSep 2nd, 2024

Engineers smash rocks to see what occurs when top layer of an asteroid-like object is hit with extreme external force

Johns Hopkins engineers have uncovered new details about how granular materials such as sand and rock behave under extreme impacts—findings that could someday help protect the Earth from dangerous asteroids......»»

Category: topSource:  physorgRelated NewsSep 2nd, 2024

Global South cities lack cooling green spaces

Cities in the Global South are more exposed to extreme heat because they lack cooling green spaces, new research shows. The study found that Global South cities have just 70% of the "cooling capacity" provided by urban greenery in the Global North. T.....»»

Category: topSource:  physorgRelated NewsSep 2nd, 2024

Investigation reveals global fisheries are in far worse shape than we thought—and many have already collapsed

When fish are taken from our oceans faster than they can reproduce, their population numbers decline. This over-fishing upsets marine ecosystems. It's also bad for human populations that rely on fish for protein in their diets......»»

Category: topSource:  physorgRelated NewsAug 31st, 2024