What MOD09A1 V006 QA flag equal to 1075838976 means?

Hi, I have downloaded MOD09A1 V006 surface reflectance data. I have an issue when using the QA flags to filter those pixels with a low quality. It seems that there exist numerous lines with this...

01 February 2018 5,788 5 View

Does anyone know a global offshore oil and gas fields database?

I am looking for a database that I could use in ArcGIS, so I need the coordinates of the points. Thanks in advance

30 October 2016 511 5 View

Does anyone know a global offshore oil and gas fields database?

I am looking for a database that I could use in ArcGIS, so I need the coordinates of the points. Thanks in advance

09 October 2016 5,692 6 View

Primary human skin fibroblasts (HSF): what type of contamination could this be?

After several days in culture, rounded and refringent cells begin to appear. Over time, their number increases until they eventually die and detach from the flask's surface. Phase contrast images...

03 April 2016 5,655 2 View

Does anyone know of a global Digital Terrain Model of the seabed?

I have found some DTMs for land but not for the oceans... Thanks

08 September 2015 9,054 8 View

Does anyone know a reliable gridded database of rainfall for Africa?

I know there are some global database that include rainfall. But I would like something more specific for Africa at a spatial resolution around 0.25 degrees, and daily frequency for the last...

21 January 2015 2,325 28 View

Does anyone know a reliable gridded database of rainfall for Africa?

I know there are some global database that include rainfall. But I would like something more specific for Africa at a spatial resolution around 0.25 degrees, and daily frequency for the last...

31 December 2014 5,341 8 View

Does anyone know of a global database of air/surface temperature and rainfall with a finer resolution than NCEP/NCAR reanalysis?

I know the European Climate and Assessment & Dataset at 0.22 degree (http://eca.knmi.nl/download/ensembles/download.php#datafiles). I am interested in something at this resolution of better...

31 December 2014 5,702 8 View

Does anyone know a dataset of Drought (maybe PDSI) for the whole Europe?

11 December 2014 8,135 4 View

Does anyone know a dataset of sunshine duration for the whole Europe?

Hi everyone, I would like to use monthly or daily time series of sunshine duration or any other product related to the surface incoming radiation for the modelling of vegetation phenology (spring...

09 October 2014 9,270 10 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 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

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 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

How UAV or drone can be beneficial to better estimate crop yield?

As we know, crop yield estimation has been done traditionally with farmer's expert knowledge, deductive sampling in representative areas, and remote sensing with satellite imagery. Farmer's Expert...

01 March 2021 3,468 3 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View