EARTH GEOLOGY EARTHQUAKES VOLCANOES SINKHOLES & LAND SUBSIDENCE LANDSLIDES & MASS MOVEMENTS WEATHER PHENOMENA OCEAN & COASTAL PHENOMENA NATURAL PHENOMENA HUMAN IMPACTS ON EARTH SYSTEMS SINKHOLES & LAND SUBSIDENCE LANDSLIDES & MASS MOVEMENTS WEATHER PHENOMENA OCEAN & COASTAL PHENOMENA NATURAL PHENOMENA HUMAN IMPACTS ON EARTH SYSTEMS STRANGE SOUNDS MYSTERY BOOMS THE HUM SKY TRUMPETS SPACE SOUNDS OCEAN SOUNDS ANIMAL SOUNDS SONIC WONDERS BROADCASTS SKY STRANGE CLOUDS STORM STRUCTURE ATMOSPHERIC OPTICS AURORAS & PLASMA PHENOMENA MYSTERIOUS OBJECTS & LIGHTS MAN-MADE SKY PHENOMENA STORM STRUCTURE ATMOSPHERIC OPTICS AURORAS & PLASMA PHENOMENA MYSTERIOUS OBJECTS & LIGHTS MAN-MADE SKY PHENOMENA SPACE ASTRONOMICAL EVENTS SOLAR & SPACE WEATHER PLANETARY GEOLOGY & IMPACTS ALIEN LIFE & HABITABILITY SOLAR SYSTEM MYSTERIES COSMIC MYSTERIES SPACE EXPLORATION & OBSERVATION ASTRONOMICAL EVENTS SOLAR & SPACE WEATHER PLANETARY GEOLOGY & IMPACTS ALIEN LIFE & HABITABILITY SOLAR SYSTEM MYSTERIES COSMIC MYSTERIES SPACE EXPLORATION & OBSERVATION ANIMALS & NATURE ANIMAL ANOMALIES & MASS DIE-OFFS PREHISTORIC EARTH LIVING EARTH ODDITIES MASS DIE-OFFS ANIMAL ANOMALIES & MASS DIE-OFFS PREHISTORIC EARTH LIVING EARTH ODDITIES CONTACT // REPORT EARTH GEOLOGY EARTHQUAKES VOLCANOES SINKHOLES & LAND SUBSIDENCE LANDSLIDES & MASS MOVEMENTS WEATHER PHENOMENA OCEAN & COASTAL PHENOMENA NATURAL PHENOMENA HUMAN IMPACTS ON EARTH SYSTEMS SINKHOLES & LAND SUBSIDENCE LANDSLIDES & MASS MOVEMENTS WEATHER PHENOMENA OCEAN & COASTAL PHENOMENA NATURAL PHENOMENA HUMAN IMPACTS ON EARTH SYSTEMS STRANGE SOUNDS MYSTERY BOOMS THE HUM SKY TRUMPETS SPACE SOUNDS OCEAN SOUNDS ANIMAL SOUNDS SONIC WONDERS BROADCASTS SKY STRANGE CLOUDS STORM STRUCTURE ATMOSPHERIC OPTICS AURORAS & PLASMA PHENOMENA MYSTERIOUS OBJECTS & LIGHTS MAN-MADE SKY PHENOMENA STORM STRUCTURE ATMOSPHERIC OPTICS AURORAS & PLASMA PHENOMENA MYSTERIOUS OBJECTS & LIGHTS MAN-MADE SKY PHENOMENA SPACE ASTRONOMICAL EVENTS SOLAR & SPACE WEATHER PLANETARY GEOLOGY & IMPACTS ALIEN LIFE & HABITABILITY SOLAR SYSTEM MYSTERIES COSMIC MYSTERIES SPACE EXPLORATION & OBSERVATION ASTRONOMICAL EVENTS SOLAR & SPACE WEATHER

PLANETARY GEOLOGY & IMPACTS ALIEN LIFE & HABITABILITY SOLAR SYSTEM MYSTERIES COSMIC MYSTERIES SPACE EXPLORATION & OBSERVATION ANIMALS & NATURE ANIMAL ANOMALIES & MASS DIE-OFFS PREHISTORIC EARTH LIVING EARTH ODDITIES MASS DIE-OFFS ANIMAL ANOMALIES & MASS DIE-OFFS PREHISTORIC EARTH LIVING EARTH ODDITIES Explore Earth Oddities Earth’s surface and interior are constantly changing. These sub-hubs organize the major geological, atmospheric, oceanic and environmental systems covered across Strange Sounds. Explore Earth’s interior, internal heat, geothermal systems, ocean geology, rocks, geological history, landscape evolution and the processes that build and reshape the planet. Explore Geology → Learn how earthquakes happen, how faults and tectonic boundaries behave, why some regions shake more than others, and how seismic hazards are monitored and understood. Explore Earthquakes → Discover volcanic systems, eruption styles, calderas, lava, ash, volcanic hazards, monitoring and the most active volcanic regions on Earth. Explore Volcanoes → Sinkholes & Land Subsidence Explore sinkholes, disappearing ground, subsidence, Earth fissures, thermokarst and the geological processes that can make the surface crack, sag or suddenly collapse. Explore Sinkholes & Subsidence → Landslides & Mass Movements Learn about landslides, mudslides, rockfalls, debris flows, avalanches, cliff collapse and the forces that send rock, soil, snow and debris moving downhill. Explore Landslides & Mass Movements → Strange Weather Phenomena Explore tornadoes, extreme storms, unusual precipitation, atmospheric rivers, heat and cold extremes, powerful winds and other remarkable weather events and patterns. Explore Strange Weather → Ocean & Coastal Phenomena Discover rogue waves, unusual tides, coastal flooding, strange ocean conditions, sea-level events and the powerful processes operating along coastlines and across the world’s oceans. Explore Ocean & Coastal Phenomena → Strange Natural Phenomena Explore colored lakes, glowing seas, animal rain, strange ice, desert blooms, floating islands, fairy circles and other unusual natural events that can look mysterious before science explains them. Explore Strange Natural Phenomena → Human Impacts on Earth Systems Explore how industrial activity, pollution, contamination, radiation, resource extraction and other human pressures can alter Earth’s atmosphere, water, soils, ecosystems and geological systems. Explore Human Impacts on Earth Systems → Start With a Major Earth Phenomenon Looking for a specific phenomenon? Start with one of these major Earth-system topics: Earthquakes · Volcanoes · Sinkholes · Landslides · Tornadoes · Tsunamis · Rogue Waves · Volcanic Lightning One Planet, Connected Systems Earth phenomena rarely exist in isolation. Tectonic activity can trigger earthquakes, volcanic eruptions, landslides and tsunamis. Weather controls erosion, floods, drought and wildfire behavior. Oceans influence climate, storms and coastlines. Human activity can modify groundwater, landscapes, ecosystems and even seismicity. The Earth Oddities Hub is designed to help you move between these connected systems without losing sight of the bigger picture: a dynamic planet whose interior, surface, atmosphere, oceans and living systems are constantly interacting. Browse More Natural Phenomena Looking for something specific? The Strange Sounds Natural Phenomena Atlas provides an A–Z directory of natural phenomena across Earth, sky, animals and space. Explore the Natural Phenomena Atlas → Earth Oddities FAQ Earth oddities are unusual, extreme or visually remarkable natural phenomena produced by Earth’s geological, atmospheric, hydrological, oceanic and environmental systems. Examples include earthquakes, volcanoes, sinkholes, landslides, strange weather, rogue waves and unusual natural water or landscape phenomena. The hub covers geology, earthquakes, volcanoes, sinkholes and land subsidence, landslides and mass movements, strange weather, ocean and coastal phenomena, strange natural phenomena and human impacts on Earth systems. Many unusual Earth phenomena can be explained through geology, meteorology, oceanography, hydrology, physics, chemistry and biology. Some individual observations remain uncertain when evidence is limited. Both are closely related to plate tectonics. Earthquakes occur when accumulated stress is released along faults, while many volcanoes form where tectonic processes allow magma to rise toward the surface. Visit the Strange Sounds Natural Phenomena Atlas for an A–Z directory of natural phenomena covered across the site. Terms of Service affiliate disclaimer CONTACT//REPORT Privacy Overview