Better seismometry, Quiet Earth, Thanks Coronavirus

In summary, the article discusses how measures to curb the spread of COVID-19 in Brussels have led to a significant decrease in human-induced seismic noise, as shown by data from a seismometer at the observatory. The sensitivity of the surface seismometer has also increased, making it almost as sensitive as a buried detector. This highlights the impact of human activity on the environment and the interconnectedness of different aspects of our world.
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Tom.G
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https://www.nature.com/articles/d41...=social&utm_campaign=naturenews&sf232171849=1

Data from a seismometer at the observatory show that measures to curb the spread of COVID-19 in Brussels caused human-induced seismic noise to fall by about one-third...
The facility’s surface seismometer is now almost as sensitive to small quakes and quarry blasts as a counterpart detector buried in a 100-metre borehole...

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Tom
 
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Tom.G said:
I still have a large building site across the road from home that hasn't quietened down too much

it's easy to see the difference between daytime … noisy and the nights ... relatively quiet

E_W short period sensor...

Clipboard01.jpg
Man-made noise doesn't really affect the long period seismo

That's the Mw6.5 from Idaho, USA

20200331 M6.5 Idaho USA zhism.jpg
Dave
 
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Wow, it's amazing to see how much of an impact the COVID-19 measures have had on human activity and its effects on the environment. It's interesting to see how even something as small as reduced human movement can have such a significant impact on seismic activity. This just goes to show the interconnectedness of all aspects of our world. Thanks for sharing this article!
 

Related to Better seismometry, Quiet Earth, Thanks Coronavirus

1. How has the coronavirus pandemic affected seismometry?

The coronavirus pandemic has had a significant impact on seismometry. The decrease in human activity and transportation has resulted in a significant reduction in seismic noise, making it easier to detect smaller earthquakes and other seismic events. This has led to better seismometry and a more accurate understanding of Earth's structure and processes.

2. What is "Quiet Earth" and how does it relate to seismometry?

"Quiet Earth" refers to the decrease in human-caused seismic noise during the coronavirus pandemic. This has allowed seismologists to record and analyze seismic data with greater precision and accuracy, leading to a better understanding of Earth's internal structure and processes.

3. What advancements have been made in seismometry due to the coronavirus pandemic?

The decrease in seismic noise during the pandemic has allowed seismologists to detect smaller earthquakes and other seismic events that may have gone unnoticed before. This has led to a better understanding of earthquake patterns and the potential for improved earthquake forecasting and early warning systems.

4. Will the improvements in seismometry during the pandemic continue after it ends?

It is likely that the improvements in seismometry during the pandemic will continue even after it ends. The decrease in human activity and transportation is expected to have a lasting impact on seismic noise levels, making it easier to detect smaller earthquakes and other seismic events in the future.

5. How can better seismometry help us prepare for future earthquakes?

Better seismometry can help us prepare for future earthquakes by providing more accurate and timely data on earthquake patterns and potential hazards. This can aid in the development of more effective early warning systems and disaster preparedness plans, potentially saving lives and minimizing damage during future earthquakes.

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