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2answers
20 views

How do fold mountains form?

I know mountains form due to the collision of tectonic plates. But how does such a slow collision have such great impact as to create huge mountains. Is there any intuitive explanation for this?
0
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0answers
28 views

What type of rocks are in these pics? [on hold]

I am new to collecting rocks. A neighbor moved out of town and left these tossed in the yard. Unfortunately, I have no information on where they were originally collected
0
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1answer
29 views

Thunderstorms vs Thundershowers

What is the difference when the weather report says thunderstorms vs when it says thundershowers and the picture is still the same?
2
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2answers
63 views

Could this cloud be artificially formed?

This photo was taken at 3000 m above sea level in an open field, during the day.
9
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6answers
3k views

How are hillsides farmed?

I would assume hilly land is more labor-intensive to farm than flat land, and more exhausting to humans and animals if traditional farming techniques are used. How do farmers plant and plow on ...
1
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0answers
33 views

How did these dark lenticular features form? (Near Hoganekkal Falls India.) [on hold]

These photos were taken near Hoganekkal falls in south India. The darker lenses appear to be the same rock type but have varying thickness and do not form a continuous layer. How did this structure ...
2
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1answer
43 views

Clouds altitude

I'm amateur photographer and professional programmer and I'm trying to create an application to predict exceptionally beautiful sunsets (something like https://www.flickr.com/photos/photogtom43/...
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0answers
32 views

Not sure what type of rock this is? [on hold]

My 8 yr old son and I are wondering what type of rock this is?
0
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0answers
22 views

Can any natural process explain this rate of CO2 increase? [duplicate]

Can any natural process explain this rate of CO2 increase? [![1000 years of CO2][1]][1] [1]: https://i.stack.imgur.com/MO0mK.png The prior similar question used different data as its basis. This ...
0
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0answers
12 views

Average # of days with thunderstorms

What is the average number of days with thunderstorms for each month in Waynesville, North Carolina
2
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1answer
104 views

How Could Sheep Graze these Steep Hillsides Without Leaving any Marks?

Here are two images of English hill figures (The Cerne Abbas giant and the Uffington white horse): These hillsides, which are obviously grazed by sheep, show tracks that form numerous contour lines ...
2
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0answers
32 views

How does extra carbon dioxide in the atmosphere contribute to radiative forcing?

The CO2 absorption spectrum taken at 200 mmHg partial pressure, beam path length = 10 cm, resolution = 4 cm^-1 shows that light can only travel a couple hundred meters before being completely absorbed ...
2
votes
2answers
72 views

Loop in the continental divide

Various maps of the Continental Divide (the hydrological feature, not the trail) contain a loop that looks like this: What is the hydrologic meaning of the loop in Wyoming? Even if it's a basin, ...
2
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0answers
31 views

Night sky visibility prediction [on hold]

Given a location (e.g. Osoyoos, British Columbia) and human eyes only, what's the ranges for the nights of the year most likely to give clear astronomical viewing? What historical data sources might ...
0
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0answers
18 views

Sustained WS discrepancy for Hugo 1989 in Charleston

I am reviewing Sustained Wind Speed data for several locations associated with Hurricane Hugo in September 1989. HURDAT2 data shows the Max Sustained Wind Speed at Landfall to be 120 knots at Isle of ...
-3
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0answers
35 views

How high of a carbon fee would reduce global emissions by 50% in 15 years? [on hold]

The happy news is that it looks like I was wrong. As long as my side-by-side calculations are correct HR 763 catches up to and passes EMF 32 in the sixth year. OVERVIEW OF THE EMF 32 STUDY ON U.S. ...
2
votes
0answers
9 views

Does fold tightness correlate to deformation intensity?

I'm studying a migmatite with two overprinting fold structures. The first (Dn+1) is tight and the second (Dn+2) is gentle. Would it be fair to assume that, since Dn+1's tightness is, well, tighter, ...
2
votes
2answers
108 views

How did these grassy hillsides in Colombia become terraced?

In Colombia, many grassy hillsides are terraced, like in the photo below. This terracing also occurs on hillsides that never had these palm trees on them. I assume that it also occurs outside of ...
0
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1answer
22 views

Local Weather Forecast (Self-Learning Algorithm)

First of all, the question! : Is it possible to predict local weather tendencies for the upcoming hours (let's say 2-3 hours) using only local data? If yes, which data is needed to make such ...
4
votes
1answer
46 views

Why do wind speeds often jump from 20 knots to 40 knots

Looking at the BBC weather forecasts I've often noticed that strong winds will often be over 40 knots (for the UK at least). Most of the time (nearly always) the wind will jump from 18-22 knots to ...
0
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0answers
29 views

How does nature produce circles of ice?

The YouTube video This is How Nature Produces Perfect Ice Discs shows an example of a circle of ice produced by nature. How is it possible for nature to produce one like the one in that video. ...
3
votes
1answer
35 views

Where does all the earth from surface mining go?

Surface mining digs up a lot of earth and rock. After the desired ore is separated, where do the earth and rock mined go?
5
votes
1answer
53 views

Does clearing snow contribute to climate change?

I've been reflecting on climate change and pondering how much of it is truly man-made. Anyone who's shoveled a walkway know that the snow melts faster beside the walkway than it does in the middle of ...
0
votes
1answer
24 views

Peak season for Thunderstorms

What causes different locations to get their peak season for thunderstorms at different times of the year like some locations get the most thunderstorms in a July some in June and some in August and ...
0
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0answers
7 views

What are phyical properties of the adakitic melts?

I want to learn the physical properties (viscosity, temperature, volatile content) of adakitic melts. Which describes the type of the volcanic activity that caused by adakitic melts, effusive or ...
2
votes
1answer
46 views

Why does foliage coloration vary on north/south sides of ridge (Northeast USA)?

I recently flew into New Jersey over the Delaware river and took this photo of the ridgeline at the Delaware Water Gap. The trees are mostly green (early October) but on the south-east side of the ...
2
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2answers
85 views

Is this classification of mineral formation environments correct?

I am writing an app for students that consist in 180 sheets of the most common minerals on Earth's Crust. One of the fields of the sheets is environment of formation. It is important to me to ...
1
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2answers
44 views

Does Start / Stop technology in cars have an impact on air quality? [closed]

I have repeatedly heard from various car enthusiasts that start stop technology has no benefit (or the tiniest smallest negligble benefit) to air quality so they turn it off entirely. Does it have an ...
0
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1answer
52 views
0
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1answer
27 views

Precipitation and Elevation

Does precipitation increase or decrease as elevation increases? Because I heard that in the mountains they get more precipitation due to the orographic effect and how the mountains drain the moisture ...
0
votes
2answers
75 views

Deserts and Humidity

How is that a general rule of thumb that less humidity equals more rain? Deserts don’t get much rain and humidity is also very low. Rainforests get a lot of rain when the humidity is very high so how ...
1
vote
1answer
51 views

Will geothermal cooling be greatly affected by global warming?

Geothermal cooling has been an attractive option in the U.S. Northeast since it emits very little carbon into the atmosphere compared with compressed refrigerant systems which use lots of electricity....
0
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2answers
31 views

Why smokes are considered a factor of global cooling when analyzing nuclear winter scenarios, but arent when analyzing global warming scenarios?

In many articles in internet (I'm citing a couple for the sake of the question) , smokes from the fires (composed mainly of CO2 and CO) following a nuclear war would cool the atmosphere and would ...
0
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1answer
48 views

Humidity and Rainfall

Usually the higher the humidity the more rainfall we get like in the summer here in Asheville, North Carolina we get a lot of showers and thunderstorms in the summer from the high humidity but I saw ...
0
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0answers
58 views

Does anyone have any data indicating a faster rate of CO2 increase?

Pieter Tans 2019-10-07(lead scientist of NOAA's Global Greenhouse Gas Reference Network): Based on the best historical data that we have available CO2 is probably increasing at a rate at of least ...
0
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1answer
30 views

Thunderstorms in Mountains

When you’re in the mountains for example like in the Appalachian Mountains, is thunder heard more easily from further away in the mountains rather than if you aren’t in the mountains?
0
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1answer
104 views

Is there any natural phenomenon that can account for the 100 fold faster CO2 rate increase?

"Based on the best historical data that we have available CO2 is probably increasing at a rate at of least 100 times faster than at any time in the last 800,000 years." Pieter Tans lead scientist of ...
1
vote
1answer
36 views

How does SMAP detect soil statistics?

So there's a NASA satellite called SMAP currently orbiting Earth right now, and it can measure soil moisture, and detect whether or not soil is frozen or thawed. It knows this since it uses radar to ...
7
votes
1answer
74 views

With so many positive feedbacks accelerating global warming, how did the earth ever re-enter ice ages after it came out of one?

We hear a lot about positive feedbacks when it comes to global warming. For example: ice reflects solar radiation, so as the ice melts more solar radiation is absorbed which accelerates warming; ...
2
votes
1answer
24 views

Difference between isotherms and isotheres

I encounter both similar terms while reading, isotherms and isotheres. Could someone help distinguish and explain to me the difference between them?
5
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2answers
60 views

How is climate change today different than the climate change that ended the ice age(s)?

Someone I know posted a question about climate change that I do not know how to answer. While I do believe (for lack of better word) in climate change, I do not know how to answer this persons ...
-1
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0answers
19 views

Groundwater recharge through flood [closed]

Can we make artificial Whirlpool through which we would be able to channelized the flood water to recharge gound level water.?
-1
votes
2answers
53 views

Height of Everest from base to top

It's relatively well known that Everest is the highest mountain above sea level, and that Mauna Kea in Hawaii is the tallest mountain from base to top. But how tall is Everest from base to top? Or to ...
0
votes
1answer
31 views

How much water do aquifers contain? How much does it take to deplete them?

How much water does a typical aquifer contain, and is casual well use is likely to deplete them? Your answer can take many forms, but an ideal question would cover these sort of areas- would a single ...
0
votes
1answer
33 views

Will carbon tax be applicable to other emissions? [closed]

Will Carbon tax be applied to other emissions or only carbon emissions like Carbon dioxide & Carbon monoxide ? Can non-warming pollutant emissions like Chaff(Chemtrail) also be taxed under the ...
7
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0answers
53 views

Can we see the circulation cells in wind maps?

Earth famously possesses three distinct circulation cells per hemisphere. Now out of curiosity one could use a weather app, like windy, to display the wind structures at ground level globally, and ...
1
vote
0answers
16 views

Finding out actual dip and dip direction of refractor

We have two traveltive curves for first arrivals (direct and refracted) from a dipping refractor in the forward and reverse directions along a profile line. my question is: Is there a logical way (non-...
3
votes
2answers
35 views

How is land subsidence measured?

When groundwater is pumped out of the ground by wells, and not replenished fast enough, the groundwater level sinks. With it, the surface of the area sinks also. Locally, this effect is not apparent,...
1
vote
0answers
16 views

Are there models of mortality due to sea level increases (via climate change)?

In a self-answer of mine on Skeptics, one of the comments rightly pointed out that the model in question (from Impact Lab) does not explicitly account for mortality due to sea level changes. Are there ...
1
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0answers
19 views

Complex Empirical Orthogonal Function analysis on Propagating wave

Since Complex EOF (CEOF) is doing hilbert transform before general EOF, we can get four outputs in each mode. Magnitude spatial pattern Magnitude time series Phase spatial pattern Phase time series ...

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