Coupe transversale d'un volcan

A cross-section diagram of a volcano showing the magma chamber, vent, crater, lava flow, and ash cloud with labels.

A textbook illustration cross-section of a volcano showing magma chamber, vent, crater, lava flow, and ash cloud with labels Voir plus

#Schémas scientifiques

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A cross-section illustration of a stratovolcano showing a central conduit, branching magma dikes, and a large magma chamber beneath layers of rock and ash against a blue sky with clouds.

A colorful, stylized cutaway illustration of a volcano showing the magma chamber, conduit, and lava layers beneath a grassy, mountainous landscape.

A collage-style artwork depicts a volcanic eruption with a graphite ash cloud, scarlet and orange tissue paper lava flows, and a reflection in an indigo body of water against a sepia-toned background.

A diagrammatic cutaway illustration of the earth showing soil layers, an unsaturated zone, a water table, an unconfined aquifer, impermeable rock, and a confined aquifer with a stone well extending into the water.

A cross-section diagram illustration shows a geyser erupting a plume of water and steam from an underground network of pipes and heated rock layers.

A low-poly digital art diorama depicts a volcanic island erupting at night, with glowing orange lava flowing down a black faceted cone into dark, textured water, surrounded by white steam clouds and an ash plume illuminated from below.

A volcanic eruption at night in Iceland features glowing lava fountains and a lightning strike within a massive ash cloud, with spectators and vehicles visible in the foreground.

A low-poly digital illustration of a volcanic eruption at night, featuring glowing orange lava fragments and a stream of lava flowing down a dark, faceted mountain slope into the sea, accompanied by a plume of steam.

A miniature volcanic island with glowing lava flows descending into a dark sea, surrounded by steam and floating against a plain navy blue background.

A massive volcano erupts on a desolate, rocky planet with a river of glowing orange lava flowing down its flank beneath a thick, dark, and turbulent atmosphere.

A translucent, kite-shaped alien creature with a long tail glides above an erupting volcano at dusk, illuminated from below by the orange glow of lava.

A view of a volcanic landscape featuring a dark, cracked basalt crust with glowing orange lava veins and yellow steam venting from a fissure under a dark, hazy sky.

A volcanic eruption at night features a massive ash plume illuminated by lightning strikes, with glowing lava flows descending the mountain slopes.

A nighttime view of the volcanic eruption of Thera with glowing lava fountains and a massive ash cloud illuminating the white buildings of Akrotiri and the dark sea.

A pixelated volcano erupts against a twilight sky, with glowing orange lava and a purple ash cloud rendered in a soft, painterly style.

A bird's-eye view watercolor painting of a volcanic crater at night, featuring a glowing orange lava lake surrounded by dark grey ash and drifting red-lit steam.

A cartoon-style illustration of a tomato soup volcano erupting on a kitchen island, with croutons falling down the sides and steam rising into the air.

A cross-section illustration of a cone volcano showing a magma chamber, a central conduit, lava flowing down one side, and a large plume of grey ash rising into the sky.

A digital illustration showing a cross-section of a snow-capped volcano with glowing orange magma flowing through internal chambers against layers of blue rock, set against a sunrise landscape.

A volcano erupts at night, with bright orange lava flowing down its slopes and lightning flashing within the dark ash cloud above.

An educational illustration showing a cross-section of a cumulonimbus thunderstorm cloud with labeled internal air currents, precipitation, and a lightning bolt.

A stylized illustration of a lava river flowing down a dark, rocky volcanic slope at night, with glowing orange molten rock and rising plumes of smoke.

A dark, cracked basalt lava flow at night with glowing orange magma veins, rising smoke, and drifting embers.

A volcanic eruption at sunset with a large ash plume rising from a dark mountain cone, featuring a glowing lava flow on the flank and a pink and gold lit cloud formation above.

A pixel art depiction of a volcanic island at night, with glowing orange lava flowing down dark rocky slopes into a purple sea under a starry sky.

A pixel art depiction of the Darvaza gas crater burning at night in the desert, with the Milky Way galaxy visible in the sky above.

A large volcanic eruption plume rises from Mount Etna at dawn, topped by a pink-tinted pileus cloud against a soft sky.

A flat vector infographic of the Earth with a wedge cut away to reveal its four internal layers, labeled 'Crust', 'Mantle', 'Outer Core', and 'Inner Core' against a deep violet background.

A paper collage depicting a volcano erupting with an ash plume, created using torn layers of black, grey, red, orange, and yellow paper against a dark background.

A cross-section diagram of soil layers showing grass on top, followed by layers labeled Humus, Topsoil, Subsoil, and Bedrock.

A volcanic eruption on a rocky, colorful moon with a large gas giant planet visible in the dark sky above.

A dramatic nighttime scene depicts a volcanic eruption with a fountain of fire and flowing lava illuminating the ash clouds above a bay, viewed through the silhouette of ancient Roman stone arches.

A night view of the Popocatépetl volcano erupting with an orange glowing plume of ash under a starry sky, with the snow-covered slopes of Iztaccíhuatl to the left and pine trees in the foreground.

A long-exposure night shot of a volcanic eruption on Stromboli, showing glowing lava fountains and trails of embers cascading down the dark slope toward the sea under a starry sky.

A close-up macro photograph of a diorama depicting a volcanic lava lake at night, featuring a black crater rim, glowing orange lava with cracked plates, small lava fountains, and wispy red-lit fumes.

A volcanic eruption at night features a lava fountain with vertical glitch-like pixel-sorted streaks of orange and gold light rising into the dark sky above a rocky landscape.

A cross-section diagram showing an oceanic plate subducting beneath a continental plate, with magma rising to form a volcanic arc.

A cross-section illustration of plate tectonics showing an oceanic plate subducting beneath a continental plate, creating a trench, volcanic arc, and mountain range.

A digital illustration of the Earth with a cutaway section revealing its internal layers, including the crust, mantle, outer core, and inner core, labeled with text and accompanied by a color-coded legend.

A close-up view of fresh pahoehoe lava with ropy, silver-black crust and glowing molten orange cracks, captured under cool dusk lighting.

A needle-felted volcano erupts at night, with rivers of orange and red wool flowing down its charcoal-colored slopes and a plume of grey wool smoke rising above.

A watercolor painting depicts a volcano erupting at night, with bright orange lava and glowing embers contrasting against a dark indigo sky.

A LEGO-built volcano erupts at night, featuring black slopes of stepped bricks, rivers of transparent orange and red pieces, and a plume of smoke against a starry background.

A minimalist flat-style illustration depicts a vibrant red lava flow cascading over dark black basalt rocks into the deep blue ocean, creating a large plume of white steam.

An educational cutaway illustration of the water cycle featuring a green valley, a winding river, a lake, and clouds with rain, evaporation, and groundwater flow.

A wide-angle view of the Villarrica volcano crater at dusk, featuring a glowing orange lava lake at the bottom, layered walls of ice and volcanic ash, and rising gas plumes against a violet sky.

A gouache painting depicts a volcanic eruption at night, with lightning striking through a dark ash column and lava flowing down the mountain into the sea, reflecting in the water.

A miniature floating island featuring an active volcano with a glowing lava river flowing into a surrounding sea at dusk.

A small Lystrosaurus stands on a dark, rocky ridge overlooking a vast volcanic landscape with a river of glowing lava and erupting fissures under a dark, ash-filled sky.

A wide-angle view of a snow-covered volcanic mountain peak with a plume of grey ash rising into a pale sky at dawn.

A flat vector illustration depicts a cross-section of a mountain with distinct climate zones ranging from a lush green base with a river to a snow-capped peak against a light blue sky.

A painterly depiction of the volcanic moon Io with erupting craters and flowing lava, set against the backdrop of a massive Jupiter in space.

A nighttime view of Volcán de Fuego erupting with glowing lava flowing down its dark slopes, a plume of ash rising into a starry sky, and a sea of clouds illuminated by distant city lights below.

A large, glowing capital letter S made of cooling, cracked lava sits on a dark, textured basalt landscape at night, with steam rising from its orange, molten seams.

A colorful educational illustration depicting the geological rock cycle, featuring a volcanic eruption, a river flowing into the sea, and underground layers showing the formation of igneous, sedimentary, and metamorphic rocks.

A cross-section diagram of the Earth showing its internal layers, including the crust, mantle, outer core, and inner core, with the surface of the Earth visible on the left side.

A stylized, flat vector illustration of a papier-mâché volcano model erupting with red foam on a green classroom table, surrounded by art supplies and science ingredients.

An aerial view looking directly down into the glowing crater of an erupting volcano at night, with molten lava fragments arching through the air amidst smoke and ash.

A painting of a volcanic island at night with a bright orange lava flow cascading down a dark cliff into the sea, surrounded by plumes of white steam.

A close-up view of a glowing orange pahoehoe lava toe breaking through a dark, cracked volcanic crust at night.

An isometric 3D diorama shows a cross-section of the Strokkur geyser erupting, with a column of water and steam rising from a snowy landscape, revealing subterranean layers of rock and a geothermal chamber below.

A snow-covered volcano erupts at night under a starry sky, with the glowing plume of smoke and fire distorted into horizontal pixel-sorted streaks.

A miniature volcano erupts from the center of an open book resting on a field of black volcanic rock at night, with glowing orange lava trails and smoke, and a distant volcanic glow on the horizon.

A diagram of the rock cycle showing the transformation between igneous, sedimentary, and metamorphic rocks and magma, with arrows indicating the processes.

A long-exposure night shot of Volcán de Fuego erupting with lava bombs and glowing lava flows, viewed from a rocky ridge with silhouettes of observers and tents under a starry sky.

A flat-style educational illustration shows a cutaway view of the San Andreas Fault, depicting the Pacific Plate and North American Plate sliding past each other with visible geological layers.

A volcanic eruption at dusk with a large ash plume, lightning strikes, and glowing lava flows, set against a landscape of terraced fields in the foreground.

An educational illustration of the water cycle showing evaporation from the ocean, condensation into clouds, precipitation over mountains, surface runoff into a river, and groundwater collection.

A snow-covered volcano erupts with a plume of ash and a glowing lava flow at dawn, overlooking a frost-covered larch forest in a winter landscape.

A flat vector illustration of the Earth with a quarter-section cut away to reveal its internal layers, including a glowing orange core, a red mantle, and a thin brown crust, set against a plain blue background with decorative stars.

A layered paper diorama depicts a volcano erupting at night, with backlit orange and red tissue paper representing lava flows and grey paper cutouts forming a smoke plume against a dark starry sky.

A high-angle view of the summit crater of Ol Doinyo Lengai, featuring fresh black natrocarbonatite lava flows, steaming hornitos, and a hazy Rift Valley landscape under bright daylight.