All Questions

In the morning, Google shows the temperature from four or five hours ago (around 2:00 a.m.). But then I update the report, and I get the temperature slightly lower than before. Why is the temperature ...

This question is being redirected from the Chemistry Stack Exchange community. The current corona pandemic has created a situation where in order to save lives, there is a huge huge requirement for ...

In tectonic geomorphology the Mountain front sinuosity index is one of the morphometric indexes. Smf = Lmf/Ls I have a DEM, so how do I use it to find the value? According to this diagram do I have ...

Does the Earth produce measurable gravitational waves? Some recent experiments looking at low-frequency (3E-5 Hz) accelerometer data suggests that it does. The signal that I and others (including ...

I have 2 data. A container data, 3 containers(A1,A2 and A3) all are the same height, but each have varying water volume, the table consist of change of water volume (hourly) for the weeks 1 and 2. .. ...

I am interested in the development of scales to measure extreme weather. For example, the Enhanced Fujita Scale for measuring the intensity of tornadoes, etc. How were they created? OK sure, I know ...

NOTE: I first posted this question to the GIS StackOverflow site, but someone there said my question would be better suited to the Geography or Earth Science site. GIS seems the perfect place for the ...

Co-Mn-Ni goes into some of the most efficient Lithium Ion battery chemistry. It is very convenient that Co-Mn-Ni is also readily available from the ocean seabed. Polymetallic nodule contains various ...

A Deep Sea Vehicle (DSV) like Trieste or Limiting Factor or now Fundouzhe have control thrusters, ballast that has to be dumped, and other equipment to operate the DSVs. But the pressure hull is a ...

Fellow Earth enthusiasts, I was motivated by Space exploration's site, space.stackexchange.com to try and create a similar technology site for ocean exploration. Perhaps: ocean.stackexchange.com? ...

If I read around most of comments and articles on the Internet give two main reasons for the heat found in the depths of our planet : Super high pressure at the center of it Radioactive decay I need ...

Should humans explore the deep ocean (1800meters or deeper) or is this the realm of AUVs (Autonomous Underwater Vehicles)? It seems that such deep ocean exploration is best done by AUVs. They are ...

I was given a problem in a competitive exam from previous year: Calculate the rate of change of temperature of the Earth's troposphere with pressure ($\frac{dT}{dP}$), given Scale height, $H$, where $...

I am working on the global CO2 emission using a model dataset. The model provides the CO2 emission in mol m-2 s-1. How to convert mol m-2 s-1 CO2 emission to Megaton day-1 (Mt per day)? Regards

could anyone please explain to me the math involved behind daylight savings time ? like instead of telling that "we wake up at 6am". we could just tell "we wake up at 4am" rather ...

I would like to get some trinitite for my rock and mineral collection. The problem is that there is apparently a lot of fake trinitite for sale in the internet. How do I avoid the fakes, and be sure I ...

I read some articles and news from various sources that the Arctic ozone hole has recovered. Some people claim that less emission of harmful gases due to covid-19 made this happen. AFAIK, the past few ...

Is there a p-value associated with anthropogenic climate change? If not, why so?

Answers to my previous question How is relative humidity determined from a wet and dry bulb readings? provide equations for converting the two temperature measurements to a relative humidity. In ...

This answer to Would a gold-containing meteor cause it to “rain” gold? says (in part): Meteors, when in space, are very very very very cold. Their travel duration in Earth's atmosphere is very short, ...

Papers like 1, 2, etc. and the work of Axel Kleidon (e.g. 3) suggest that the the biosphere increases the production of entropy of Earth but I'd like to know if we could quantify this in a simple way. ...

I found this image of an electron density profile. ftp://ftp.ngdc.noaa.gov/ionosonde/data/RO041/individual/2021/046/image/RO041_2021046113000_EDP.PNG However, the profile is expressed in terms of &...

How do you derive the components of the inertial advective wind in natural coordinates? The vector form of the inertial advective wind is: I have been able to find the components in cartesian ...

Trying to truly understand high- and low-pressure systems, I find explanations contradicting. The question is: Where is the mistake in my line of thoughts? Looking from a surface point of view: More ...

I would like to know how good the weather data coverage is on the surface of the world’s oceans, and how much it would improve climate research/models if weather observations from ocean-going vessels ...

I understand that without the solar wind, the Geomagnetic field would essentially be that of a dipole. With the presence of the solar wind, this field is distorted, as can be seen in many images that ...

Disclaimer: I am not a scientist. I was wondering if there is a concern that the world will run out of breathable atmospheric oxygen as the number of dead zones in the ocean increases with global ...

The model I use needs the data of Air humidity and unit is 'mb' (there is no other explanations about this variable), but now I only have two datasets and there are Relative humidity (%) or Specific ...

The Carboniferous was a period where CO2 levels fell drastically. Source: Geologic history of seawater: A MAGic approach to carbon chemistry and ocean ventilation I think the main reasons are ...

I am working on the conversion of CSF file from SonarWiz into SEG-Y data. However, it comes back always related to the Sensor depth/altitude and never to the MSL. I have tried changing the bytes from ...

Consider this : https://en.wikipedia.org/wiki/Earth_mass#Variation To quote: The main factor in mass gain is in-falling material, cosmic dust, meteors, etc. are the most significant contributors to ...

I have a question about planetology. I'm not sure if it belongs here, but the astronomy stack exchange seemed a bit odd, too. I would like to enhance my understanding of Love numbers. Love numbers ...

Can someone help me identify this peculiar geographical feature I've noticed in satellite imagery? This particular screenshot is from satellite imagery of northern Russia, however this kind of ...

The article Did the Earth’s magnetic field affect our evolution? on Pledge Times cite this Science paper to assert: These authors speculate that, in the Pleistocene, large mammals could have reached ...

I guess the Pacific Ocean evaporates the most water because of its size. But which of the major oceans evaporates the most water per square meter?

Is it possible to reduce the level of carbon dioxide (CO2) in the atmosphere by converting it into a solid, thus reducing the level of greenhouse gases?

The Puget Sound region is wedged between the Pacific and the Cascades...you'd think with all that rain (and snowmelt in the warmer months), there would be catastrophic flash flooding in lowland areas, ...

I want to make an app for smartphones that lists the mountain chains of the world. Where can I find a list of all mountain chains that are presently outspread on the Earth?

I want to make an app for smartphones that list ocean currents in the world. I have my notes for an oceanography course I undertook at University for deep currents as NADW, ABW etc, but I have not a ...

The Gulf Stream is the fastest ocean current in the world with peak velocities near 2m/s. Source: marine.coastal.edu What about deep currents, North Atlantic Deep Water, Antarctic Bottom Water, etc? ...

Taking a look at Google Earth the straits between the Caribbean Sea and the Atlantic Ocean are not very deep. The sealevel during the last glaciation was 120 meters lower than the present level. Was ...

As far as I know, the EF-3 El Reno tornado is by far the largest tornado since meteorologists have started observing them. Tornadoes also have eyes, like hurricanes, but are way too small compared to ...

I have some data about PM10, PM2.5, i.e, how much is generated per day (in kilotonnes) by some sector, say from vehicular emissions. It can be converted to micrograms but I don't know how standard ...

This USGS article: "Raindrops are Different Sizes" assures: We can call the growing droplet a raindrop as soon as it reaches the size of 0.5mm in diameter or bigger. If it gets any larger ...

Given A is upper limit of sand stone, B is the lower limit of the planes that are equal in distance and dip. Dip angle is 29 degrees. Complete the outcrop of this map. —————————————————————————- Now I ...

As a person living in Russia, I always had mixed feelings when hearing appeals to fight global warming. On the one hand, I completely understand that it is going to be a disaster for lots of people. ...

In the region where I live, there is a trend that conservation organizations are advocating the conservation and re-valuation of wetlands. Aside from boosting biodiversity and providing other ...

A few years ago in Venezuela, parque nacional de Cainama, the tourist guide found and gave me this rocks, he told us that a geologist told him that those could be radioactive but no one believed him. ...

My father, in his younger years, was a stone mason in Cincinnati Ohio. A couple of decades ago he was building a wall of some kind. He would fetch rock from a creek bed, haul it to the construction ...

Here I have a remote sensing dataset with many bands (e.g., blue, green, red, ...), and I use the blue, green and red bands to get a true color image. I want to know if I can get a panchromatic band ...