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2004 Indian Ocean tsunami: what to know 20 years on

Survivors and victims' relatives will this week mark the 20th anniversary of the 2004 Indian Ocean earthquake and tsunami, which killed more than 220,000 people across more than a dozen countries.

The tsunami detection buoys safeguarding lives in Thailand

Almost 1,000 kilometers off the Thai coast devastated by a tsunami 20 years ago, engineers lower a detection buoy into the waves—a key link in a warning system intended to ensure no disaster is as deadly again.

Solar geoengineering could save 400,000 lives a year

When it comes to finding solutions to climate change, there's no shortage of technologies vying for attention, from renewable energy to electric vehicles to nuclear energy. One such contender, solar geoengineering, is favored ...

Decades of observations uncover secrets of Antarctic fast ice

Sea ice that has persisted for at least 15 days and is held fast to the shoreline is called "fast ice." Around Antarctica, fast ice protects continental ice from ocean waves, creates unique ecological habitats for everything ...

Massive Antarctic icebergs may calve at random, analysis suggests

Antarctica is losing ice quickly, in part because of climate change. Massive calving events, such as the one that formed the Delaware-sized (5,800 square kilometers, or 2,239 square miles) A-68 iceberg in 2017, can destabilize ...

Cyclone Chido death toll rises to 94 in Mozambique

Cyclone Chido killed at least 94 people in Mozambique in its deadly rampage through the Indian Ocean last week, the country's disaster management agency said Sunday, raising a previous death toll of 76.

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Environment
Large earthquake hits battered Vanuatu
Earth Sciences
ESA and NASA satellites deliver first joint picture of Greenland Ice Sheet melting
Earth Sciences
Intense ribbons of rain also bring the heat, scientists say
Environment
The technosphere: A hidden long-term carbon sink in everyday items
Environment
Warming exacerbates oxygen depletion in the Baltic Sea, undermining nutrient reduction efforts
Earth Sciences
Dripstones from Romanian cave offer insights into climate dynamics in Europe
Environment
AI-driven approach reveals hidden hazards of chemical mixtures in rivers
Earth Sciences
Shedding light on snow's crucial role in Earth's climate system
Earth Sciences
Advanced algorithm reduces errors in land cover classification for landslide analysis
Environment
EPA investigating taconite mine for pollution that threatens wild rice
Earth Sciences
Arctic Siberia summers were up to 10°C warmer than today during the Last Interglacial, study finds
Earth Sciences
Climate change could trigger more earthquakes, study suggests
Environment
First-of-its-kind study uses remote sensing to monitor plastic debris in rivers and lakes
Environment
Arctic snow shows up to 71 times more PFAS during sunny months
Environment
More than 1,300 Hajj pilgrims died this year when humidity and heat pushed past survivable limits—it's just the start
Environment
Harmful gas billowing from Texas and New Mexico comes mostly from smaller leaks, researchers say
Environment
Valencia floods showed why coastal cities should restore their wetlands
Earth Sciences
Sentinel-1 data reveals Arctic glacier retreat
Environment
Environmental groups challenge update to California's low-carbon transportation rules
Environment
7 good things humanity did to combat climate change in 2024

Other news

Plants & Animals
Study of chimps cracking nuts shows some are much better at it than others
Plants & Animals
Fish-friendly dentistry: New method makes oral research non-lethal
Archaeology
Ancient genomes provide final word in Indo-European linguistic origins
Archaeology
Archaeologists uncover maize's significance to Casarabe people—and their ducks
Mathematics
Researcher calculates Santa's speed on Christmas Eve—and this is what it would do to Rudolph's nose
Astronomy
Observations detect young and energetic pulsar in a supernova remnant
Earth Sciences
Thermodynamic model identifies how gold reaches Earth's surface
Space Exploration
NASA probe makes closest ever pass by the sun
Evolution
Rare fossil embryos show early Ecdysozoa development in Cambrian era
Cell & Microbiology
Scientists discover a 'Goldilocks' zone for DNA organization, opening new doors for drug development
Astrobiology
From Earth to alien worlds: Exploring the fundamental limits to life
Social Sciences
Middle children grow up to be more honest and cooperative than only children, study suggests
Bio & Medicine
AI-designed 'nanocages' mimic viral behavior for enhanced gene therapy
Plants & Animals
Borneo's mountains reveal a new species of orangutan-colored giant pitcher plant
Optics & Photonics
Novel molecular design achieves 1,300-fold increase in scintillator radioluminescence
Biochemistry
Enhanced Raman microscopy offers clearer chemical imaging of cryofixed samples
Optics & Photonics
Researchers reveal full-gray optical trap in structured light
Bio & Medicine
Nanovaccine derived from pre-chemotherapy tumors combats multiple tumors in mice
Evolution
Fly vs. wasp: Stealing a defense move helps thwart a predator
Plants & Animals
Ants prove superior to humans in group problem-solving maze experiment

Tourism leads the pack in growing carbon emissions, study shows

A University of Queensland-led study shows greenhouse gas emissions from tourism have been growing more than two times faster than those from the rest of the global economy. The research is published in Nature Communications.

These are now the smokiest cities in America, new research says

Normally, America's smokiest cities lie out west. But Canada's unusually intense 2023 wildfire season smothered American cities in smoke farther east than is usual, according to new research to be presented at AGU's 2024 ...