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Questions tagged [natural-disasters]

Questions relating to natural events such as severe weather events or seismic events that can result in the loss of life and/or significant or large scale destruction of natural or human environments.

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Writer's Block on a Geology Paper [on hold]

I'm supposed to write a minimum of a 5 page paper for my geology class, but I have no idea what to write about. I'm supposed to write about topics relating to any one of the chapters we've read; which ...
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How would a particle travel in a hurricane?

How would a particle other then water travel in a hurricane? At what buoyancy or height would a small air born life preserver be safe from the ground in a hurricane? How fun would that be?
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Are strong deep earthquakes that result in minimal impacts common?

Happened to see notice of fairly strong earthquakes near Fiji and Peru within the past few days, and thought I'd find they had been fairly damaging... only to find the impacts were quite minimal. ...
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Why don't forest fires in Western Australia get as much attention as forest fires in the southeast of the country (including SA)? [closed]

WA gets plenty hot and dry in the summer (especially Exmouth and points south where Top End moisture isn't as prevalent), but I don't hear so much about catastrophic forest fires hitting WA, like I do ...
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Does global warming affect tsunamis?

I have been doing some research into global warming, and I was curious as to whether or not increasing the temperature of the oceans would affect tsunamis to any significant degree. My gut tells me ...
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1answer
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Does being under water provide any protection from a asteroid?

Does being under or on water provide any protection from an asteroid hitting the opposite side of the Earth over being in or on land or in air? Why? Will the shock wave follow the curvature of the ...
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1answer
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Does being in the air provide any protection from an asteroid?

How does radiation and shock waves from a radioactive asteroid or atomic explosion disperse throughout Earth's atmosphere? Are there specific areas on Earth that are less likely to receive the shock ...
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Safest spots when an asteroid hits? [closed]

I am breaking this question and no longer making an effort in refining it with the exception of adding an associated link with the scenarios. I always wondered if a devastating asteroid was ...
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2answers
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Have there ever been significant events of ecological or geological disasters occurring simultaneously alongside extreme meterological disasters?

e.g. A major earthquake hitting an area over which a large tropical cyclone is passing by (Haiti, Mexico (either coast), Taiwan/Japan/Philippines) Major tornado outbreak hitting an area inundated by ...
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Relationship between natural disaster and global warming, in the media

Sorry in advance if this is too broad a question. Feel free to let me know if it is off-topic. I don't know more than the next person around about climate change, but I am really not a climato-...
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Is there a sort of “global natural disaster” index?

Is there what could be called a "global disaster index", i.e., a measure of the number, weighted by their intensities, of all the world's natural disasters at given moments in time throughout history?
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1answer
684 views

Why do human populations concentrate near fault lines, volcanoes, etc.?

I've noticed that many places with large populations tend to be prime zones for natural disaster. Examples: Silicon Valley = earthquakes, Houston = hurricanes and floods, Japan = tsunamis and ...
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1answer
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Sediment boundarys produced by largest meteors? Vredefort, Sudbury and Chicxulub

Chicxulub crater is the third largest crater on earth, which is said to have produced the KT boundary. What is the sediment layer produced by the 1st and 2nd largest craters? Also, there many ...
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What is the difference between a flood and a mudslide?

Description Floods and mudslides are both occurrences, which can be very destructive. Question (Hopefully after the edit the question is more clear) What is the difference between a flood and a ...
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1answer
107 views

How could an earthquake be stopped once triggered?

A fault that ruptures causing an earthquake, can cause a chain reaction of dynamically triggered earthquakes in nearby faults, thus causing a much larger seismic event. What could be some unlikely ...
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1answer
290 views

Would an oceanic asteroid impact really cause a tsunami?

As far as I know tsunamis are caused by landslides at the bottom of the sea. But an asteroid impacting the sea is a different phenomena. Could it still cause a "tsunami" as in an unstoppable mass of ...
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1answer
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Chicxulub Asteroid Remains?

Do scientists know if the Chicxulub asteroid disintegrated completely upon impact or if any (large or small) chunks of the asteroid remained intact? If it is possible that a significant fragment of ...
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Which are the best open/free softwares for debris flow and rock fall simulation?

For debris flow,  Flow-R and Titan2D I'm sure are very good, both the softwares themselves and the amount of publications. But for rock falls, it seems the Colorado Rockfall Simulation Program is not ...
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How big a risk is Mount Vesuvius for the local population?

How much of a risk does Mount Vesuvius pose for the population of the surrounding area?
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159 views

What does the term spreading the risk mean, with regard to natural disasters?

What does the phrase "spreading the risk" mean with regards to risk assessment of natural hazards/disasters? I came across the phrase in the World Economic Forum document, A vision for managing ...
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2answers
435 views

Spatial extent and predictability of various hazards.

My question concerns the following three hazards: earthquakes, hurricanes and drought. In terms of spatial extent (wide spread, limited), I believe that earthquakes generally have the most limited ...
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2answers
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How to determine constant $C$ in $p(x) = Cx^{-D}$?

Given a distribution obeying the power-law (fractal) relation, such as the cumulative distribution function $L_{cf}(> X) = CR^{-D}$, if $X$ is given, how does one find the constant $C$ from a given ...
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how are the global effects of local environmental disasters?

Are there any local environmental catastrophes that affected another places in the world? There is a huge list of environmental disasters on Wikipedia that I have found: https://en.wikipedia.org/...
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1answer
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How long would it take for Mars to cool after asteroid impact? [closed]

As someone interested in terraforming, the main obstacle to colonizing Mars is the lack of a magnetosphere and Atmosphere. To create a magnetosphere of sufficient magnitude the Martian core must be ...
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1answer
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Wildfire acreage, two dimenional or three?

When wildfire acreage is reported, does anyone know if local terrain is taken into consideration, or is the reported acreage the area as viewed on a map? I ask because the two figures are different. A ...
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Can climate change cause earthquakes, tsunamis, or volcanic eruptions?

Different scientists have brought forth a theory that climate change can cause earthquakes, tsunamis and volcanic eruptions. For example: Professor Bill McGuire of University College London in his ...