ocean Archives - Disasters News

May272025 by Editor DeskNo Comments

Saltwater Creep: Bengal Delta’s Salinity Crisis Warns Coastal World of Climate Future

Breaking News, Climate Actions, Learning & Developments

As sea levels rise and extreme weather intensifies, a silent but destructive force is infiltrating coastlines across the globe: salt. A new international study reveals how creeping salinisation caused by the inland movement of seawater is posing an escalating threat to freshwater supplies, agriculture, and communities in low-lying coastal areas, starting with the Bengal Delta in Bangladesh. The study, published in Ecological Indicators, offers one of the most detailed long-term analyses of salinity trends in any delta system worldwide. Led by scientists from the University of Portsmouth, in collaboration with Dhaka University and Curtin University, the research tracked salinity levels in coastal rivers and estuaries using nearly two decades of data from over 50 monitoring stations acros...

Mar42025 by Editor DeskNo Comments

Rapid Ocean Warming Triggers 240% Surge in Marine Heatwaves and Threatening Global Fisheries

Breaking News, Climate Actions

The world has witnessed an unprecedented surge in marine heatwaves (MHWs) over the past two years, with a staggering 240% increase in the number of MHW days during the summers of 2023-2024 compared to historical records. A recent study published in Nature Climate Change warns that nearly 10% of the world's oceans have recorded the highest sea surface temperatures (SSTs) ever observed four times higher than the historical annual average. The primary driver behind this alarming trend is human-induced climate change, which has been further amplified by El Niño a natural climate phenomenon in the Pacific Ocean known for warming sea surface temperatures and record-low global cloud cover. Escalating Ocean Heatwaves and Their Devastating Consequences Marine heatwaves occur when ocean tem...

Jan312025 by Editor DeskNo Comments

Earth Sixth Ocean in the Making Africa’s Dramatic Rift Signals a New Era

Breaking News, Environment, Fact Check

A stunning geological event unfolding in East Africa could forever reshape the continent and the world. The East African Rift, a massive crack running through Ethiopia and beyond, is not just a scientific curiosity; it marks the early stages of a process that will eventually split Africa in two, creating a brand-new ocean. A Rift That Could Change the World Since 2005, a 35-mile-long fissure has been expanding across Ethiopia’s deserts. Scientists confirm that this rift is caused by the slow but powerful movement of tectonic plates, the enormous slabs of Earth’s crust that have shaped the planet for billions of years. The Somalian plate is gradually drifting away from the larger Nubian plate at a rate of a few millimeters per year minuscule shift in human terms, but a monumental for...

Jan212025 by Editor DeskNo Comments

UK Scientists to Probe Deep Sea’s ‘Dark Oxygen,’ A Discovery That Could Redefine Life’s Origins

Breaking News, Climate Actions, Fact Check, Learning & Developments

A groundbreaking study led by Prof. Andrew Sweetman of the Scottish Association for Marine Science (SAMS) is set to explore the phenomenon of "Dark Oxygen," a form of oxygen produced in the absence of light. This revolutionary discovery, made last summer, challenges the long-held belief that oxygen production is exclusively a byproduct of photosynthesis. The project is backed by a £2 million support package from The Nippon Foundation. The team will deploy advanced sensors to the deepest parts of the ocean, aiming to determine how oxygen can be created in complete darkness, far from the reach of sunlight. The study will investigate whether this process occurs in other deep-sea environments and examine its implications for life on Earth and beyond. “Our discovery of Dark Oxygen was a p...

Jan202025 by Editor DeskNo Comments

Unraveling the ‘Ice-Ocean Boundary Layer’ to Predict Sea Level Rise

Breaking News, Learning & Developments

Scientists are making significant progress in deciphering the intricate relationship between the Antarctic ice sheet and the Southern Ocean, a dynamic that plays a crucial role in driving global sea level changes. Recent research highlights how small-scale oceanic processes, often occurring at the microscopic level, influence the melting of massive ice structures. Despite Antarctica’s vast ice reserves, the factors determining its stability are highly localized, presenting significant challenges in measurement and modeling. To overcome this, researchers are turning to advanced tools like autonomous underwater vehicles and cutting-edge computer simulations. These technologies are uncovering critical details about how ocean water interacts with the ice, offering new insights into previous...

Jan22025 by Editor DeskNo Comments

The Sea That Vanished: The Tragic Fall of the Aral Sea

Breaking News, Climate Actions, Environment

Once a vast expanse of shimmering blue the Aral Sea was the pride of Central Asia. Straddling Kazakhstan to the north and Uzbekistan to the south, it was the world’s fourth-largest inland water body. It was a lifeline for the region, teeming with fish, bustling ports, and vibrant communities thriving along its shores. But the mid-20th century marked the beginning of its decline. As part of Soviet-era irrigation projects, the waters of the Syr Darya and Amu Darya rivers once the Aral’s lifeblood were diverted to grow cotton and other crops. The Aral began to shrink rapidly, leaving behind parched landscapes and ghostly shipwrecks marooned in desert sands. By the early 21st century, it was a shadow of its former self, its once-abundant ecosystem shattered and its communities struggling to...

Dec262024 by Editor DeskNo Comments

Honoring 20 Years: World Tsunami Awareness Day Commemorates the 2004 Indian Ocean Tragedy

Breaking News, Disasters, Thoughts & Talks

This year’s World Tsunami Awareness Day (WTAD) takes on profound significance as it marks the 20th anniversary of the devastating 2004 Indian Ocean Tsunami. Observances aim to honor the lives lost, highlight critical lessons learned, and celebrate advancements in tsunami preparedness, especially through initiatives like the #GetToHighGround campaign, which empowers children and youth with life-saving knowledge. On the morning of December 26, 2004, a magnitude 9.1 earthquake struck along the Indian Ocean subduction zone, triggering one of the deadliest tsunamis in modern history. The massive waves obliterated 800 km of Aceh Province's coastline in Indonesia, penetrating as far as 6 km inland. The disaster radiated destruction across the Indian Ocean, from Indonesia and India’s Andaman an...

Dec122024 by Editor DeskNo Comments

Antarctic ‘Plastisphere’ A New Ecosystem with Hidden Dangers Surprisingly

Breaking News, Climate Actions, Environment, Fact Check

Antarctica, often considered the last pristine frontier, is no longer untouched by human activity and its environmental consequences. Plastic pollution, a hallmark of human impact, has given rise to a unique ecological phenomenon: the plastisphere—microbial communities colonizing plastic debris in the ocean. While offering intriguing scientific insights, this ecosystem poses significant threats to marine life and global ecological balance. When plastic enters the ocean, it provides surfaces for microbial communities to colonize rapidly, forming biofilms. This collection of organisms known as the plastisphere evolves through ecological succession into a complex network of microbes. These communities can carry harmful pathogens, such as Vibrio spp. and antibiotic-resistant bacteria, sprea...

Nov202024 by Editor DeskNo Comments

Lonely Dolphin Found “Talking” to Himself Scientists Unveil Fascinating Findings

Breaking News, Environment, Learning & Developments

In an extraordinary discovery, researchers studying marine life have documented a solitary bottlenose dolphin, named Delle, engaging in a peculiar behavior: seemingly talking to himself. Found in the Baltic Sea’s Svendborgsund channel near Denmark, Delle has been living in isolation since September 2019, far outside the usual range of bottlenose dolphins, which are known to thrive in social pods. This remarkable behavior was highlighted in a study published in the journal Bioacoustics last month. Despite being social animals, dolphins like Delle, who live alone, are rarely studied in detail due to their perceived outcast status. However, researchers took an unconventional approach, placing underwater recording devices to observe his behavior over 69 days between December 2022 and Februa...