Will Cape Town be the first city to run out of water? Is "Global Warming" responsible for this?

Cape Town, home to Table Mountain, African penguins, sunshine and sea, is a world-renowned tourist destination. But it could also become famous for being the first major city in the world to run...

01 February 2018 6,638 12 View

Will withdrawal of United States from the Paris Climate Agreement have any direct effect on global warming and climate change over a long run?

ON JUNE 1, 2017, U.S. PRESIDENT DONALD TRUMP ANNOUNCED HE WILL WITHDRAW THE UNITED STATES FROM THE PARIS CLIMATE AGREEMENT. IN SPITE OF THIS ANNOUNCEMENT, THE FACT REMAINS THAT A GLOBAL CLIMATE...

01 February 2018 5,489 4 View

Clay minerals as source of Fluoride in groundwater?

Can someone suggest me some specific clay minerals such as zeolites, kaolinite etc that can be the lead to release of high fluoride in groundwater. The study area is an alluvial deposits and...

01 February 2018 4,823 9 View

"Climate change: Alpine shrubs as ecosystem engineers". Please put some light in this matter?

Climate warming promotes shrub cover and range expansion via landscape flammability, snow accumulation and nutrient cycling feedbacks for more detail related to this article follow the link...

11 December 2017 4,988 2 View

Logistic regression in ARCGIS software?

05 June 2017 1,573 0 View

How to determine the influence of connate water, if any, in groundwater?

How to determine if the groundwater is influenced by geothermal water? Any suggestion will be appreciated.

04 May 2017 1,414 2 View

Aquifer mapping using Rockworks - 16 software

any suggestion on step-wise procedure on 3D- aquifer mapping. i have drilling data of seven locations but i am unable to plot a 3D map.

01 January 1970 3,631 3 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

What is the difference between genotype and haplotype data in the ped format?

Hi everybody In the ped format for genotype, alleles of any SNP are represented by two columns (one for each allele, separated by a space). Is a column sufficient for the haplotype to...

27 February 2021 1,965 1 View

Is there an open source free software for text mining and sentiment analysis?

I am looking for a free software for text mining and sentiment analysis for my research on customer review mining (it involves calculating polarity of attributes,opinion oriented information...

25 February 2021 1,920 6 View

How do I choose contrasts in SPM8?

I am learning how to use SPM for PET and PET-MR analysis, but I haven't found any great resources that explain how contrasts work. I have a series of PET images where our hypothesis argues that...

24 February 2021 1,534 2 View