El Nino and La Nina News

October 6, 2025

Top Headlines

From Gentle Giants to Ghostly Hunters, Sharks Face an Unseen Peril

Oct. 5, 2025 — New research reveals that deep-sea mining could dramatically threaten 30 species of sharks, rays, and ghost sharks whose habitats overlap with proposed mining zones. Many of these species, already at risk of extinction, could face increased dangers ...

1,000 Swiss Glaciers Already Gone, and the Melting Is Speeding Up

Oct. 2, 2025 — Swiss glaciers lost nearly 3% of their volume in 2025, following a snow-poor winter and scorching summer heatwaves. The melt has been so extreme that some glaciers lost more than two meters of ice thickness in a single season. Scientists caution ...

Tiny Stones Rewrite Earth’s Evolution Story

Sep. 26, 2025 — Scientists have uncovered an unexpected witness to Earth’s distant past: tiny iron oxide stones called ooids. These mineral snowballs lock away traces of ancient carbon, revealing that oceans between 1,000 and 541 million years ago held far less ...

Scientists Stunned by Salt Giants Forming Beneath the Dead Sea

Sep. 18, 2025 — The Dead Sea isn’t just the saltiest body of water on Earth—it’s a living laboratory for the formation of giant underground salt deposits. Researchers are unraveling how evaporation, temperature shifts, and unusual mixing patterns lead to ...

Satellites Confirm 1990s Sea-level Predictions Were Shockingly Accurate

Sep. 6, 2025 — Satellite data reveals sea-level rise has unfolded almost exactly as predicted by 1990s climate models, with one key underestimation: melting ice sheets. Researchers stress the importance of refining local projections as seas continue to rise faster ...

Central Asia’s Last Stable Glaciers Just Started to Collapse

Sep. 3, 2025 — Snowfall shortages are now destabilizing some of the world’s last resilient glaciers, as shown by a new study in Tajikistan’s Pamir Mountains. Using a monitoring station on Kyzylsu Glacier, researchers discovered that stability ended around ...

Scientists Fear the Atlantic’s Great Ocean Conveyor Could Shut Down

Sep. 1, 2025 — A new study projects that the Atlantic Meridional Overturning Circulation (AMOC)—the system of currents that includes the Gulf Stream—could shut down after 2100 under high-emission scenarios. This shutdown would drastically reduce heat transport ...

A Monster Seaweed Bloom Is Taking over the Atlantic

Sep. 1, 2025 — Sargassum has escaped the Sargasso Sea and exploded across the Atlantic, forming the massive Great Atlantic Sargassum Belt. Fueled by nutrient runoff, Amazon outflows, and climate events, these blooms now reshape ecosystems, economies, and ...

Scientists Warn Ocean Could Soon Reach Rapa Nui’s Sacred Moai

Aug. 13, 2025 — Advanced computer modeling suggests that by 2080, waves driven by sea level rise could flood Ahu Tongariki and up to 51 cultural treasures on Rapa Nui. The findings emphasize the urgent need for protective measures to preserve the island’s ...

DNA from the Deep Reveals a Hidden Ocean “Superhighway”

Aug. 7, 2025 — Deep beneath the ocean's surface, a groundbreaking DNA study reveals that the deep sea is far more globally connected than once thought. By analyzing thousands of brittle stars preserved in museum collections, scientists discovered these ancient ...

Satellites Just Revealed a Hidden Global Water Crisis—and It’s Worse Than Melting Ice

July 27, 2025 — For over two decades, satellites have quietly documented a major crisis unfolding beneath our feet: Earth's continents are drying out at unprecedented rates. Fueled by climate change, groundwater ...

This Plastic Disappears in the Deep Sea—and Microbes Make It Happen

July 26, 2025 — A new eco-friendly plastic called LAHB has shown it can biodegrade even in the extreme environment of the deep ocean, unlike conventional plastics that persist for decades. In real-world underwater testing nearly a kilometer below the surface, LAHB ...

Latest Headlines

updated 12:18pm EDT

Antarctica’s Slow Collapse Caught on Camera—and It’s Accelerating

July 7, 2025 — Long-lost 1960s aerial photos let Copenhagen researchers watch Antarctica’s Wordie Ice Shelf crumble in slow motion. By fusing film with satellites, they discovered warm ocean water, not surface ...

Scientists Thought the Arctic Was Sealed in Ice — They Were Wrong

July 5, 2025 — For decades, scientists believed the Arctic Ocean was sealed under a massive slab of ice during the coldest ice ages — but new research proves otherwise. Sediment samples from the seafloor, paired ...

Antarctica’s Ocean Flip: Satellites Catch Sudden Salt Surge Melting Ice from Below

July 2, 2025 — A massive and surprising change is unfolding around Antarctica. Scientists have discovered that the Southern Ocean is getting saltier, and sea ice is ...

Only 3 Years Left: The Carbon Budget for 1.5°C Is Almost Gone

June 27, 2025 — At current emission rates, we're just over three years away from blowing through the remaining carbon budget to limit warming to 1.5°C. This new international study paints a stark picture: the pace ...

123,000-Year-Old Coral Fossils Warn of Sudden, Catastrophic Sea-Level Rise

June 23, 2025 — Ancient coral fossils from the remote Seychelles islands have unveiled a dramatic warning for our future—sea levels can rise in sudden, sharp bursts even when global temperatures stay ...

Winter Sea Ice Supercharges Southern Ocean’s CO2 Uptake

June 18, 2025 — A breakthrough study has uncovered that the Southern Ocean's power to pull carbon dioxide from the atmosphere fluctuates dramatically depending on winter sea ice. When sea ice lingers longer into ...

Geological Time Capsule Highlights Great Barrier Reef's Resilience

June 2, 2025 — New research adds to our understanding of how rapidly rising sea levels due to climate change foreshadow the end of the Great Barrier Reef as we know it. The findings suggest the reef can withstand ...

Coastal Flooding More Frequent Than Previously Thought

June 2, 2025 — Flooding in coastal communities is happening far more often than previously thought, according to a new study. The study also found major flaws with the widely used approach of using marine water ...

Air-Quality Monitoring Underestimates Toxic Emissions to Salton Sea Communities, Study Finds

June 2, 2025 — Researchers showed that hydrogen sulfide, which is associated with numerous health conditions, is emitted from California's largest lake at levels ...

2021's Hurricane Ida Could Have Been Even Worse for NYC

May 30, 2025 — Hurricane Ida wreaked an estimated $75 billion in total damages and was responsible for 112 fatalities -- including 32 in New Jersey and 16 in New York state. Yet the hurricane could have been even ...

Climate Change May Make It Harder to Reduce Smog in Some Regions

May 22, 2025 — A modeling study shows that global warming will make it harder to reduce ground-level ozone, a respiratory irritant that is a key component of smog, by cutting greenhouse gas ...

Sharp Depletion in Soil Moisture Drives Land Water to Flow Into Oceans, Contributing to Sea Level Rise

May 14, 2025 — The increasing frequency of once-in-a-decade agricultural and ecological drought has underscored the urgency of studying hydrological changes. A research team has analyzed the estimated changes in ...

2024 Sea Level 'Report Cards' Map Futures of US Coastal Communities

May 6, 2025 — Researchers have released their 2024 U.S. sea level 'report cards,' providing updated analyses of sea level trends and projections for 36 coastal communities. Encompassing 55 years of ...

Loss of Sea Ice Alters the Colors of Light in the Ocean

May 2, 2025 — The disappearance of sea ice in polar regions due to global warming not only increases the amount of light entering the ocean, but also changes its color. These changes have far-reaching consequences ...

When Sea Stars Fall, Sea Otters Rise: Sea Otters Benefit from Prey Boom Triggered by Loss of Ochre Sea Stars

Apr. 30, 2025 — In 2013, a sea star wasting syndrome decimated populations of Pisaster along the west coast of North America and along the Monterey Peninsula in California, where this study was conducted. The orange ...

Rainfall Triggers Extreme Humid Heat in Tropics and Subtropics

Apr. 29, 2025 — Scientists believe they have found a way to improve warning systems for vulnerable communities threatened by humid heatwaves, which are on the rise due to climate change and can be damaging and even ...

Flood Risk Increasing in Pacific Northwest

Apr. 28, 2025 — A powerful earthquake, combined with rising sea levels, could significantly increase flood risks in the Pacific Northwest, impacting thousands of residents and properties in northern California, ...

Trawling-Induced Sediment Resuspension Reduces CO2 Uptake

Apr. 24, 2025 — When bottom trawls are dragged across the seafloor, they stir up sediments. This not only releases previously stored organic carbon, but also intensifies the oxidation of pyrite, a mineral present in ...

Coastal Management Model Plays the Long Game Against the Rising Tides

Apr. 21, 2025 — To protect against rising sea levels in a warming world, coastal cities typically follow a standard playbook with various protective infrastructure options. For example, a seawall could be designed ...

Pioneering Research Reveals Arctic Matter Pathways Poised for Major Shifts Amidst Climate Change

Apr. 14, 2025 — A new study has shed unprecedented light on the highly variable and climate-sensitive routes that substances from Siberian rivers use to travel across the Arctic Ocean. The findings raise fresh ...

Fishing for Cephalopod DNA Allows for Efficient Marine Surveying

Apr. 14, 2025 — New DNA probes allow for efficient surveying of the hidden lives of squids and octopuses in the deep sea. This development provides an effective tool for marine ecological research and conservation ...

Deep-Sea Mining Risks Leads Study to Urge Shift to Circular Solutions

Apr. 14, 2025 — Deep sea mining operations are expected to increase the negative impact on environmental indicators by up to 13 per cent, a change categorized as having 'great' significance, relative to ...

Hundred-Year Storm Tides Will Occur Every Few Decades in Bangladesh, Scientists Report

Apr. 11, 2025 — For the highly populated coastal country of Bangladesh, once-in-a-century storm tides could strike every 10 years -- or more often -- by the end of the century, scientists ...

Caspian Sea Decline Threatens Endangered Seals, Coastal Communities and Industry

Apr. 10, 2025 — Urgent action is needed to protect endangered species, human health and industry from the impacts of the Caspian Sea shrinking, research has ...

With New Database Researchers May Be Able to Predict Rare Milky Seas Bioluminescent, Glowing Event

Apr. 9, 2025 — Milky seas are a rare bioluminescent phenomenon where vast areas of the ocean glow at night, sometimes for months. This glow, likely caused by Vibrio harveyi bacteria, has been reported by sailors ...

One-Third of Australia's Coastal Terrestrial Aquaculture at Risk from Sea Level Rise by 2100

Apr. 7, 2025 — New research has highlighted more than 43% of Queensland, Australia's current productive aquaculture sites are expected to be impacted by sea level rise. Of the projected inundation caused by ...

Thinner Arctic Sea Ice May Affect Global Ocean Circulation

Mar. 31, 2025 — One of the ocean currents in the Arctic Ocean is at risk of disappearing this century because of climate change, according to a new study. As a result, the North Atlantic could be flooded with ...

Melting Ice, More Rain Drive Southern Ocean Cooling

Mar. 27, 2025 — Researchers found increased meltwater and rain explain 60% of a decades-long mismatch between predicted and observed temperatures in the ocean around ...

5,700-Year Storm Archive Shows Rise in Tropical Storms and Hurricanes in the Caribbean

Mar. 24, 2025 — A storm, even once it has passed, can leave traces in the ocean that last for thousands of years. These consist of sediment layers composed of coarse particles, which are different from the finer ...

Violent Supernovae 'Triggered at Least Two Earth Extinctions'

Mar. 13, 2025 — At least two mass extinction events in Earth's history were likely caused by the 'devastating' effects of nearby supernova explosions, a new study suggests. Researchers say these ...