All Questions

This may seem like a stupid question coming from a stupid person, because that's exactly what it is. when flying in a commercial airplane moving at fast speed in high altitude, Why don't all people ...

My son found it on a beach it is white and has shiny / sparkly patches in it![enter image description (https://i.stack.imgur.com/9ZgY5.jpg)

This is the first time I have ordered satellite imagery via the NOAA CLASS system using the shopping cart, so I am a complete novice. I have requested and downloaded old GOES-1 images from May 1979, ...

I have been meaning to download the daily mean of ERA 5 reanalysis data from the Copernicus Climate Data Store, but couldn't find it. I need the data on pressure levels and currently I am ...

My pyferret was working perfectly until I had installed netCDF4 and now it is throwing up this error ...

![enter image description here] This rock is dark gray on the outside and light red in the inside of the holes. This rock weighs 80 grams and is 17 cm in length. There were multiple rocks of all sizes,...

I would like to ask about origin and inventor of particulate matter pm10, pm2.5. Who published and defined this formulas and when. Thanks in advance!

I have been extracting ERA5 data through the Web API. Now I am shifting to CDS API. In the web API I used the below code to download time series data at a particular lat/lon. In the CDS API, I can't ...

The YouTube video Skating Lake Baikal, the world's deepest lake - BBC News shows a very heavily cracked lake. It doesn't just appear to be a fault line. It appears to be an actual crack that started ...

I am working on a small creek in Colorado using historical imagery via Google earth. I want to know if the imagery date at the bottom of each image on google earth is the date the google acquired the ...

I am learning ocean modelling and have started with MOM6. I needed guidance on where to start from and how to run the model on my local machine (Ubuntu) to perform various tasks such as regridding or ...

I am working on an experimental weather station that has a minimal set of sensors: GPS (which gives me the location, date and time); Thermometer (which gives me the air temperature); Barometer (which ...

As stated in the title, I wonder how large the area covered by certain coordinates actually is, when they have the accuracy XX°YY'ZZ", for example: ...

The IPCC claims that the reflected radiation from incresaed CO2 heats the Earth at a rate of 5 W m-2. How did the contributing researchers came out with that result?

Much of the Arctic Ocean is fairly shallow compared to other oceans. There must have been times in the past during severe ice ages that a lot of what is now the ocean bed was above sea level. When was ...

Heavy rain or flood events have recurrence intervalls. I.e. 100 year, 50 year or 25 year events. However, with increasing data and global warming and other factors these intervalls change. How can I ...

Why do some heavy rainstorms and hailstorms not produce any lightning or thunder at all when I thought that these conditions of heavy rain and hail are right to bring lightning and thunder but don’t ...

I have been exploring the sandstone of southern Utah for many years and I have a question about the area around Sidestep Canyon (near Wahweap, near Page, AZ). There are many amazing hoodoos there and ...

I had an idea to make green islands from mid-pacific plastic: Release a million tons of floating iron balls there, which will stay in the same regions as the plastic and hopefully cause a veritable ...

I want to compare the performance of ERA5 precipitation data against my reference data for its performance in detecting drought using SPI method.Drought is defined when SPI value is =<-1. I want to ...

According to the YouTube video Rip Currents: How to Survive the Deadliest Ocean's Trick, a rip current occurs when there are two circles of water spinning close to shore in opposite directions such ...

I am wondering if there are any theories about the formation of oases, and I am also curious about why an oasis can even last for a very long period of time. I have heard that fresh water exists on ...

I have downloaded ERA5 data and am trying to plot temperature variable. The problem I am facing is that even after providing a 2D area for plotting, ferret is giving an error saying that the region ...

I live in Van, Turkey. Van City is situated on an alluvial plain beside Lake Van. General geological structure of the area can be seen on pages 43-44 in this conference book. One of the images is ...

The Catamaran La Vagabonde is a high tech vessel that's designed to be as carbon neutral as possible. Subject to the constraints of space, time and safety, what citizen science projects would be ...

Using; Angular speed ($Ω = 10^-5$ $s^-1$), Depth of layer = $60 m$, Eddy diffusivity ($A_z=10^-3$ $m^2/s$), and velocity field $(u,v)=Ω(y,-x)$ Can the upwelling rate at the centre be estimated and ...

I am trying to initialize my model with the cloud liquid water data from ERA5. My model IITM-ESM which evolved from CFSv2 takes in the cloud liquid water information in kg/m2. However the ERA5 ...

I want to know the current lapse rate for a given point in the US. In other words, I want "live" temperature data at various altitudes. Live is flexible -- I'm generally OK with a forecast which is ...

The Sacramento Bee news article Toxic fog may be poisoning some of California’s mountain lions, study says says Algae in the ocean convert mercury to methylmercury, its most toxic form, which can ...

Here is a GOES visible image from today, 2019-12-01 about local noon, around Nova Scotia. Note the parallel trains or streaks of clouds, running approximately northwest to southeast. A few hours ...

Occasionally, very large nickel/iron meteorites strike the Earth, and on examination it is apparent that they were once part of a much larger body which had differentiated into a metallic core and ...

I had participated in a quiz recently and one of the questions was 'which is the largest island in the world?'. I wrote Australia as the answer remembering that it was the 5th largest country in the ...

Below is the Dallas precipitation forecast I just got (requested from Google at 10am, Nov 29, 2019). From this, what is the probability that a 10cm (diameter) cup placed in a Dallas park from 4:00pm ...

I am interested in the linkage between the cyclical timing of human activity, and whether that has a direct effect on weather. Most obvious to me is the weekly cycle, which is observed by most of the ...

How can a relationship between diffusivity, buoyancy frequency, and dissipation rate be established? The diffusivity equation: $∂c/∂t+κ∇^2 c=0, ∂/∂x+∂/∂y+∂/∂z=∇$ Buoyancy frequency: $N^2=-g/ρ ∂ρ/∂...

Mount Kinabalu in North Borneo is a 10 million year old pluton. A pluton is a magma plume from the mantle which was not able to reach the surface and erupt as a volcano, but solidified underground and ...

A quite simple question that I hope someone can help me with. I have a massive database of hourly minimum and maximum temperatures, from many automatic weather stations. I need to estimate the average ...

I am using ERA5 soil moisture for drought analysis. I do not understand what negative values for soil moisture means, could someone please offer an explanation?

I'm Erfan from Yemen, I found this stone in my village's mountain, it looks not normal stone, it's shinning like a crystal and headlight can penetrate it. There are hundreds of it in the mountain. ...

I experience this weird feeling for the last three months. Every night, at exactly 3AM I can feel small earthquake and I could not find anything on the internet related to it. Does anyone have any ...

If I understand this answer and this comment correctly, minerals like calcite, fluorite, and apatite are "commonly associated with (Rare Earth Element) REE deposits", and like some REEs also fluoresce ...

I am currently in the midst of creating a model for the ocean. If I were to construct a model of the sea-land breeze system, should I include the effects of the planetary rotation in the model? These ...

Iceland sits atop a divergent ocean- ocean boundary. But there are not many islands which are formed along a divergent boundary. Why is it so? Why do not mid ocean ridges often rise above the sea ...

Mount Kinabalu is a 13,400 foot mountain in North Borneo formed by volcanism about ten million years ago. What caused this volcanism, why has volcanism ceased in Borneo, and what was the cause of the ...

I have been looking on the internet and can't find the title subject. Three friends and I spent 2 days snowed in a strangers house in Airdrie AB during May , about 1992. We are talking about close to ...

Are Andaman and Nicobar islands in Indian ocean a continuation of Alpide-Himalayan orogeny or are they volcanic in origin?

I am bit confused about the term supergene on a genetic mineral classification. At this genetic clasification of minerals the author includes on supergene type "Weathering and oxidation zone". Wenk,...

Why do some tectonic plates move faster than others? Is it due to friction between the plates, the driving forces on the plates, or both? If it is driving forces, what makes the driving forces on ...

I am trying to solve the following question but cannot figure out how: A layer of limestone has a strike of East to West on a hilltop, and an apparent dip of 40 degrees on the vertical hillside ...

In Star Trek Voyager, the Voth are an intelligent, humanoid species of descendants of dinosaurs (hadrosaurs). Paleontologists estimate, that up around 99% of species, that ever lived, died out. ...