Earth Sciences Forum

Join the experts in discussing earth science topics. Earth science is the physical state of the earth and its atmosphere. Such as Geology, Meteorology, Oceanography, Ecology.

Threads

M7.1 earthquakes on April 24, 2023 in Kermadec Islands and Indonesia

  • davenn
  • · Replies 4 ·
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4

Meteorite with something inside?

  • onion
  • · Replies 11 ·
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11

Porosity and grain size of porous solids

  • eneacasucci
  • · Replies 19 ·
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19

Great Lakes' ecosystem bigger than Texas?

  • arabianights
  • · Replies 6 ·
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6

How satellite sea level maps reveal hidden seamounts

  • BillTre
  • · Replies 1 ·
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1

What is the $25,000 reward for finding a meteorite in Maine?

  • Astronuc
  • · Replies 1 ·
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1

Nevado del Ruiz Volcano, Colombia - increased activity

  • Astronuc
  • · Replies 0 ·
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0

Mass Extinction Event 259-263 Mya via volcanic activity.

  • pinball1970
  • · Replies 1 ·
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1

Three Sisters Volcano - Ongoing Magmatic Intrusion

  • Astronuc
  • · Replies 4 ·
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4

Where Can I Buy Thorium-90 for a 90th Birthday Gift?

  • david007
  • · Replies 22 ·
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22

Cool Geology Pics - Share Yours Here!

  • BillTre
  • · Replies 8 ·
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8

Meteorite from El Ali, Hiiraan, Somalia (2020) 9th largest - 15 tonne

  • Astronuc
  • · Replies 3 ·
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3

New seamount discovered off California coast

  • Astronuc
  • · Replies 2 ·
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2

Tanaga and Takawangha Volcanoes Tanaga Island, Alaska - March 2023

  • Astronuc
  • · Replies 1 ·
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1

Calculating atmospheric partial pressure of oxygen

  • GhostLineage
  • · Replies 11 ·
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11

Where to find historical data on Earth mean temperatures

  • tonyeveland
  • · Replies 8 ·
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8

Alaska's Trident Volcano has increased seismic activity

  • Astronuc
  • · Replies 1 ·
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1

Local Effects of a Kimberlite Eruption?

  • Malapine
  • · Replies 6 ·
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6

Mag 7.8, 7.5, 6.7 and 6.0 earthquakes and aftershocks in Turkey

  • Astronuc
  • · Replies 31 ·
2
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31

Auckland, NZ flooding, January 2023

  • Astronuc
  • · Replies 8 ·
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8

Mag 5.3 earthquake - 39 km WSW of Mentone, Texas

  • Astronuc
  • · Replies 2 ·
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2

Vanuatu - East Epi underwater volcano eruption

  • Astronuc
  • · Replies 7 ·
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7

Why are people still risking their lives to get close to active volcanoes?

  • Astronuc
  • · Replies 7 ·
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7

Coldest Place on Earth - in Antarctica, of course

  • Astronuc
  • · Replies 5 ·
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5

Consequences of global climate change

  • Spathi
  • · Replies 28 ·
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28

Recent moderate earthquakes in Alberta, near Peace River - 29 Nov 2022

  • Astronuc
  • · Replies 1 ·
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1

Does reducing livestock herd size actually lower atmospheric methane?

  • Graeme M
  • · Replies 2 ·
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2

What does gravity have to do with sea level?

  • mark2142
  • · Replies 23 ·
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23

Did the 1883 Krakatoa Explosion Leave Ships in Peril?

  • Baluncore
  • · Replies 16 ·
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16

Mauna Loa, Hawaii, unrest - Mag 5.0

  • Astronuc
  • · Replies 4 ·
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4

Mag 5.6 earthquake - Java, Indonesia

  • Astronuc
  • · Replies 1 ·
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1

What is an atmosphere comparable to Earth's atmosphere?

  • Lotto
  • · Replies 3 ·
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3

Science which goes into computing hurricane predictions

  • scottdave
  • · Replies 5 ·
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5

Heavy rainfall and flooding in central Victoria, Australia

  • Astronuc
  • · Replies 10 ·
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10

Mount Edgecumbe, dormant for 800 years, now showing activity

  • Astronuc
  • · Replies 1 ·
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1

Are Recent Volcanic and Seismic Activities in Italy Interconnected?

  • fresh_42
  • · Replies 4 ·
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4

Why 80% of Americans Live East of This Line

  • Tom.G
  • · Replies 39 ·
2
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39

M 7.6 - Colima-Michoacan border region, Mexico

  • Astronuc
  • · Replies 2 ·
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2

What caused the recent earthquakes in Taiwan?

  • davenn
  • · Replies 2 ·
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2

I find the concept of folding a little fantastical

  • Hall
  • · Replies 16 ·
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16

Mag 7.6 earthquake near Kainantu, Papua New Guinea

  • Astronuc
  • · Replies 3 ·
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3

Crest to Crest Velocity of Tsunami

  • Point Conception
  • · Replies 18 ·
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18

Found a warm object while arrowhead hunting in southeast Missouri

  • Xain2015
  • · Replies 20 ·
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20

Theories on how the food supply evolved along with life?

  • Robert P
  • · Replies 11 ·
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11

Could This Beach Find in Italy Be a Meteorite?

  • Aidan
  • · Replies 7 ·
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7

PFOA and PFAS contamination in global rainwater

  • 256bits
  • · Replies 10 ·
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10

Mapping "Every Inch [or cm] of the Seafloor"

  • Astronuc
  • · Replies 20 ·
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20

Fossilized Footprints dating to ~23k years ago, White Sands, NM

  • Astronuc
  • · Replies 7 ·
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7

Dangers at the World's Deepest Cave

  • jedishrfu
  • · Replies 9 ·
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9

At what depth is the phase of temperature profile reversed?

  • rmjmu507
  • · Replies 2 ·
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2

Hungersteine -> "hunger stones" hydrologic markers of famine

  • jim mcnamara
  • · Replies 1 ·
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1

How do you interpret a probability of rain forecast?

  • Vanadium 50
  • · Replies 24 ·
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24

Lake Hydrology Physics: Observing Shoreline Changes

  • Glenstr
  • · Replies 4 ·
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4

Measuring Earth and its Mountains

  • Astronuc
  • · Replies 6 ·
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6

Splitting Rock with Superficial Heat

  • Brav24
  • · Replies 7 ·
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7

Probability of Rain in weather forecasts

  • PhanthomJay
  • · Replies 19 ·
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19

How can I differentiate between monsoon rains and cyclonic rain?

  • Hall
  • · Replies 10 ·
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10

Why are there clouds over the Intertropical Convergence Zone?

  • Hall
  • · Replies 2 ·
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2

What do the gold loops and points represent in tornado path visualizations?

  • DaveC426913
  • · Replies 3 ·
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3

What kind of rock have I found?

  • Cramberamber5
  • · Replies 5 ·
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5

CO2 allows volcanoes to form persistent lava lakes at the surface

  • Astronuc
  • · Replies 1 ·
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1

Dinosaur killed in asteroid strike found

  • Isopod
  • · Replies 12 ·
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12

Dark fiber optic cables as Earthquake detectors

  • Oldman too
  • · Replies 9 ·
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9

Is It a Rock, Fossil, or Meteorite?

  • Capester
  • · Replies 9 ·
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9

When were impact events first recognized as catastrophic threats?

  • Rendering
  • · Replies 20 ·
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20

Ice Age Treasures: Searching for Frozen Relics in the Alps

  • Isopod
  • · Replies 2 ·
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2

Earthquakes in Sao Jorge Island, Azores, Portugal

  • Astronuc
  • · Replies 1 ·
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1

Does climate change affect air density at altitude (scale height)?

  • Mike S.
  • · Replies 2 ·
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2

A new technique for imaging underground geothermal features

  • Oldman too
  • · Replies 2 ·
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2

What are the mysterious rock formations at Al-Naslaa?

  • jim mcnamara
  • · Replies 5 ·
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5

Hiawatha impact crater in Greenland, formed ~58 million years ago

  • Astronuc
  • · Replies 1 ·
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1

7.3 Magnitude Quake Hits North Japan

  • gmax137
  • · Replies 4 ·
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4

Identify these rocks

  • Kstarlove1728
  • · Replies 25 ·
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25

Tilting of Earth's crust, Ancient Megafloods, e.g., Missoula Floods

  • Astronuc
  • · Replies 6 ·
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6

Yilan crater in Northeast China - 1.15-mile (1.85 km) wide

  • Astronuc
  • · Replies 2 ·
Replies
2

Tornado prediction or forecasting possible using Supercomputers?

  • akerkarprashant
  • · Replies 18 ·
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18

Coriolis Force in East-West Direction

  • person123
  • · Replies 32 ·
2
Replies
32

New Zealand, as part of a small continent, Zealandia?

  • Astronuc
  • · Replies 1 ·
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1

170-million-year-old Jurassic pterosaur fossil found on Isle of Skye

  • Astronuc
  • · Replies 0 ·
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0

Application Of Kirchoff Law (Desert)

  • Aurelius120
  • · Replies 6 ·
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6

The Alpine Fault, upper South Is., New Zealand

  • davenn
  • · Replies 3 ·
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3

Formation and evolution of the Great Lakes in US/Canada border

  • Astronuc
  • · Replies 8 ·
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8

Huge mountain chains associated with major evolutionary changes.

  • jim mcnamara
  • · Replies 4 ·
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4

CME's, Blackstarts, and internet problems?

  • jim mcnamara
  • · Replies 5 ·
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5

Phys.org, 768-km (477 mile) US megaflash lightning discharge

  • Astronuc
  • · Replies 1 ·
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1
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17

How Do Methane and Hydrogen Sulfide Contribute to Global Warming?

  • moriah
  • · Replies 3 ·
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3

Where is the night side of the ITCZ during Northern Summer?

  • darkdave3000
  • · Replies 7 ·
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7

Understanding Fog Formation and Dew Point from Wikipedia

  • rudransh verma
  • · Replies 23 ·
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23

What triggers lightning?

  • Tom.G
  • · Replies 1 ·
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1

Why can't scientists predict earthquakes?

  • Shakir
  • · Replies 4 ·
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4

Live volcanic eruption in Canary Islands, Spain

  • rsk
  • · Replies 25 ·
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25

References on Artificial Volcanos

  • thidmir
  • · Replies 2 ·
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2

Fate of Sinking Tectonic Plates

  • Tom.G
  • · Replies 2 ·
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2

Mount Semaru eruption (Indonesia)

  • jim mcnamara
  • · Replies 4 ·
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4

Can two tectonic plates merge into a single plate?

  • curious_ocean
  • · Replies 12 ·
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12

Popular estimate of the Earth's atmosphere possibly wrong?

  • Dreksler
  • · Replies 6 ·
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6

What are the different types of volcanoes and how are they formed?

  • curious_ocean
  • · Replies 4 ·
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4
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6

Glass fragments scattered across 75 km of Atacama Desert

  • Astronuc
  • · Replies 1 ·
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1