How do I know the date of a web server-assisted satellite image?

Examples: satellite images from google, bing, mapbox, osm servers, available on qgis via xyz tiles. how do I know the date of bing images? availables in QGIS via .WMS, for example.

07 August 2019 978 4 View

Vulnerability intrinsic to groundwater contamination assessed via Electro-Resistivity Method - Vertical Electrical Survey (SEV) for geoelectric layer?

What reference studies (Book, Article, Tesis etc) you know used ER Method was applied using the Vertical Electrical Survey (SEV) technique (Wenner-Schlumberger, dipole-dipole arrays) for...

07 August 2019 5,108 9 View

What is photogeology?

Belongs to Geology and Remote Sensing? What are the main references available for free (pdf) in this field of knowledge? Is it still a usual field within geology? Best Regards.

07 August 2019 3,992 12 View

Geological Map or Stratigraphic Map?

What is the conceptual difference between Geological Map and Stratigraphic Map?

07 August 2019 2,107 26 View

How to properly use google images?

Are Google images free to produce publishable scientific articles? Is it allowed to generate vector data from the interpretation of google images? How are google images cited in the bibliographic...

06 July 2019 2,245 10 View

What are the main attenuators found in the rock-soil vadose zone responsible for groundwater protection?

The vadose zone is the first groundwater protection line, what are the main physical, chemical, biological and other elements capable of attenuating the potential contaminants released on the...

06 July 2019 8,036 3 View

How accurate are the images and of control points compared to satellite imagens of XYZ Tiles in QGIS free software?

What is the accuracy of these images regarding their geo-referencing and how accurate are they for their use of known sites with control points for geo-referencing?

05 June 2019 7,279 8 View

What is basic concept of aquifer system?

What is basic concept of aquifer system?

05 June 2019 8,359 19 View

What classical examples in the literature of contamination by agrochemical and pesticide residues in groundwater in agriculture?

What classical examples in the literature of contamination by agrochemical, herbicide, fungicide, insecticide and pesticide residues in groundwater in agriculture?

05 June 2019 986 27 View

Does anyone know how to indicate a free reference on free geotechnology? Which conceptually encompasses all free geotechnologies?

Does anyone know how to indicate a free reference on free geotechnology? Which conceptually encompasses all free geotechnologies?

05 June 2019 8,209 11 View

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 5 View

What kind of intervention will be relevant to increase motivation among young sport trainees?

Any suggestion on what book to read is also welcome.

03 March 2021 1,646 4 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

Good sites to recruit survey participants on a grad school student budget?

Any good recommendations for participant recruitment for online surveys on a grad school student budget?

02 March 2021 4,293 4 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

I am interested in medicinal chemistry field, which books are highly recommended to learn from?

I am at the beginner level in drug design and drug discovery, and I am interested to learn more about this field. Which books are highly recommended to start from and gives me all essential...

02 March 2021 8,437 2 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

Which SAR dataset to use for generating coherency matrix and performing target decomposition (Description) ?

Working on chandrayaan-2 DFSAR data, there are three datasets available: 1) Slant range image data product: The slant range complex image file. Each pixel is represented by two 4-byte floating...

02 March 2021 8,481 3 View

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 View

What element is driving the different slop in the low frequency tail?

My study consists simple corrosion inhibitors in salty brine. Right now I just fit my circuit with randles with CPE. Just wondering how the slop can given more info of the experiment. Or any...

01 March 2021 6,474 3 View