All Questions

I would need a reference for quoting the image, provided by kwinkunks, in which overlaps insulation and temperature explaining seasonal lag

Its mostly white, kind of grayish but not really. And it has little particles or minerals that make it look really glittery. Im really hoping its some type of quartz rock or it at least has quartz in ...

I found it in the clay in seattle, wa. It started out looking like green grey concrete, but I broke a piece off and noticed blue, so I soaked in hydrochloric acid for two days periodically cleaning ...

I know that downscaled income data existed for The Special Report on Emissions Scenarios (SRES) Scenarios for IPCC's climate change scenarios. (http://ciesin.columbia.edu/datasets/downscaled/) For ...

The register shows several supercontinents have been formed on Earth's History: "The most recent supercontinent, Pangaea, formed about 300 million years ago (0.3 Ga). There are two different ...

I've just been thinking a fair deal about ocean plastic and the ocean clean-up project. Is there something in saline water that changes the chemical composition of most plastics to make them pretty ...

Dull luster, with 2 main layers: TOP) about 1 cm thick, plate-like, dark coffee brown, bubbly melty looking texture. The top layer is harder (about a 5, scratched with a knife) and the edges are ...

In a paper I am reading, the authors note "large (5-7%) negative shifts in the oxygen isotopic composition of geologic proxy materials" (Davis 2008, pg. 102) in several regional basins. This is then ...

I'm looking for time series of wave height/ period, velocity currents and wind speed/direction specifically for the Qiangzhou strait in China. Global data sets could also work.

The New York Times article It’s Warm and Stealthy, and It Killed Yellowstone Trees and Turned Soil Pale describes an even that took place over the past few decades where a small and well-defined ...

In "The Great Dying" About 250 million years ago, at the end of the Permian period, something killed some 90 percent of the planet's species. Less than 5 percent of the animal species in the seas ...

I found this rock in our home and I was curious, about the type and background of the rock. We live in the Midwest. Any information would be greatly appreciated.

The accuracy level of MODIS data comes under debate for the representation of snow cover of high altitude. For example, third pole (Tibetan plateau) has elevation above 6000 m and stretching over a ...

I was working on this science project. I was on step 11, day. 4. Since day 2, I found out that my pH and the mass of the rock (limestone) stopped changing. This project should proves acidic water ...

It is well accepted that the outer core is made out of liquid iron and nickel, and as everything else it should tend to reach chemical equilibrium with its surrounding. In particular, I would expect ...

I am trying to identify a rock for my school project/ my rock is smooth, flat and shiny. It closely resembles a pebble in shape. I believe that it is very strong and doesn't leave powder when ...

It,s almost totally round a little Oval shape. It's close to old volcano's I did weight it and it weight's 3925 lbs, it's about 3 ft tall There was another one found in the same area I was ...

What are the hottest average annual temperature for life in the ocean to withstand? Particularly algae This could include life from all points in earth history.

The notion of taylor columns arises from Taylor-Proudman theorem. The fluid in a vertical column moves in concert under suitable conditions. The notion of such columns are easily defined as vertical ...

if the temperature of a felsic magma is about 800-650 °C and olivine melting point oscillates between end members forsterite and fayalite near 1900-1200 °C, Does this mean that an olivine crystal in ...

Nature communications article "Mission to Earth's core — a modest proposal", suggests placing a large volume of liquid iron in a crack and let it sink all the way to the Earth's core, carrying along a ...

This tweet from the account of the Centro de Investigación Atmosférica de Izaña (AEMET) http://izana.aemet.es Izaña Atmospheric Research Center (AEMET) shows images of meteorological instruments ...

This is the photo of the rock. I found it in the mountains in yemen, near rocks where a well was dug out. Its translucent green and It doesn't feel that heavy. I think it's some type of quartz.

identification request This rock was found in Somerset Co, NJ. It weighs about 10 lbs. It was found buried about a foot under a patch of daffodils in the middle of the woods. It is triangular in shape ...

Why not make International Timing Zone just a straight line like this?

Will someone be kind to help me identify this 7in x 6 1/2 inches cold smooth green very dense and heavy rock.

Hi found this rockhounding It has metal and gold shyne in body any help would be wonderful Pic is of a window Thank you

I've been doing research on vegetation indices to try and prepare for my indoor plant analysis project. I have a question about soil adjustments, specifically soil line based indices like PVI. Is ...

Not an expert in this field but I'm just curious as to how accurate the Google Map is here Also, from the interview with scientist Peter Wadhams, his estimate seems to be spot-on. I still remember, ...

In my Geomorphology book there is a section on uplift caused by isostatic rebound and it goes over how the viscoplastic nature of the mantle and the mechanically detached asthenosphere allow a long ...

For an effusive volcanic activity how far a andesitic lava can flow? What is the speed? Eruption amout 0.2 cubic km amount with 25 degree slope.

I have monthly precipitation data and would like to create the frequency curve for the 2, 5, 10, 100 year storms. I have access to NetStorm, STORMS 2000, CFA (from Environment Canada) and HEC-SSP. ...

How to georeference a given DEM with unknown source in order to use it with other spatial projected data using python libraries?

This image appears to show that the shock wave from the KT asteroid turned the ground into rubble 3000 km away, else there was a rain of big rocks from the sky. What are the rip up clasts and what ...

Tensiometers are instruments used in measuring soil water matric potential (vadose zone water tension) by measuring the vacuum in a water-filled tube that contacts the soil through a porous cup: ...

This wikipedia article: https://en.m.wikipedia.org/wiki/List_of_forests_in_Ireland claims that upon human arrival, Ireland was heavy forested, then due to heavy deforestation ,it became devoid of ...

Fond this rock after ground had been moved on construction site. The first thing The first hing that caught my eye was the solid black color. When I picked it up was really heavy for it's size. (I ...

I've got a question about calculation of great circles in Cartesian coordinates: Is it possible to compute points along a great circle in UTM coordinates, i.e. given two points P1(easting1, northing1)...

The question in Chemistry SE What is the crystal structure of bismuth oxyhydroxyphosphate (BOHP)? is about a catalyst synthesized by accident. A link in this comment points to the page https://www....

Cellphones = 1 billion phones (1,000,000,000) Environment = 1 billion KiloLiters water (1,000,000,000,000 Liters) Power = microwave radiation @ 1 watt/phone antenna Time period = 1 year / 365 days / ...

Where can i download the netcdf file for wrf forecast. I want to make use of WRF-Python library to visualize the 500 mb height wind and many other products.

There is meteoric material falling on the Earth constantly, as well as some protons and other light nuclei from the solar wind as well as from cosmic rays. At the same time Earth's atmosphere looses ...

The screenshot below is from MIT's Erik Velasco's presentation Particle exposure and dosage on public transport. My question is about the small, portable Black Carbon (BC) monitor. From my reading, ...

I found these two pieces while arrowhead hunting in northwest Ohio. I’ve never seen anything like it before, I’m not sure if it’s petrified wood or some sort of fossil. Any help would be greatly ...

According to this article, a mini ice age could hit Earth by 2030 Mini Ice Age could hit Earth by 2030 and according to this video NASA admits mini ice age coming faster than anticipated. ...

Question When discussing "PM2.5", is there any standardized understanding of which particles are or are not included? Is it everything that's 2.5 microns and smaller? Or Everything between 2.5 and 0....

I'm not specialist in hydrology, and I would be very grateful if you answer my question: What is flow accumulation in hydrology? Why algorithms used to calculate it over a raster DEM don't take ...

Although parts of northern Minnesota have bedrock exposed at the surface (especially in the Boundary Waters area and along the short of Lake Superior), the more usual situation here is for the bedrock ...

I purchased this rock at an estate sale along with some rose quartz. The sellers had no information on it. My husband was able to break it today with a hammer, but I have no idea what the material is. ...

What are these rocks? We are importing dirt from local pool companies digging in the area. We live denton, tx (north texas). One company dumped about 4 loads of very red sandy loamy dirt and 3 loads ...