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  1. SIMPLE-G-Water: Global Groundwater Conservation Scenarios

    0.0 out of 5 stars 

    24 Sep 2024 | Contributor(s): Iman Haqiqi

    DescriptionThis repository contains the outputs of the SIMPLE-G-global model at 15 arc-min resolution, focusing on various aspects of groundwater conservation. The data includes:Groundwater Withdrawal: Irrigation groundwater extraction across grid cells (pre-policy, post-policy, and...

  2. RZWQM Calibration and Decision Making Tool

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    18 Apr 2023 | Contributor(s): Balaji Sesha Srikanth Pokuri, Anupam Bhar, Ratnesh Kumar

    RZWQM crop model simulator with a lightweight interface for calibrating the model to experimental data, optimizing irrigation and fertilization decisions using Coordinate Descent algorithm

  3. Marker Set

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    06 Nov 2018 | Contributor(s): Rob Campbell

    Create iData Marker Set definition files (.ims)

  4. iData Packaging Tool

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    12 Jun 2018 | Tools | Contributor(s): Rajesh Kalyanam, Rob Campbell (contributor), Lan Zhao (contributor)

    Package iData files into a BagIT bag for subsequent import to a different project.

  5. Metadata Exporter

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    03 Apr 2018 | Tools | Contributor(s): Rajesh Kalyanam

    Export geospatial file metadata to the ISO-19115 standard

  6. Developing Open Source Geospatial Data Analysis Building Blocks Software

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    26 Oct 2017 | Publications | Contributor(s): JIngbo Wu

    This is an article published at Journal of Purdue Undergraduate Research by Jingbo Wu describing his summer intern work as part of the GABBs project.

  7. iData Walkthrough

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    21 Oct 2017 | Online Presentations | Contributor(s): Rajesh Kalyanam

    This video demonstrates the features of the GABBs iData data management building block such as automatic metadata extraction and geospatial file preview. It also walks through how iData files can be used in both hub tools and publications. 

  8. Cyberinfrastructure for the collaborative development of U2U decision support tools

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    10 Nov 2016 | Publications | Contributor(s): Larry Biehl, Lan Zhao, Carol Song, Christopher Panza

    This paper describes the use of cyberinfrastructure to create interactive applications as part of the Useful to Usable (U2U) project. These applications transform historical climate data, knowledge, and models into decision support tools for end users such as crop farmers, uni- versity Extension...

  9. iData Tutorial

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    22 Jul 2016 | Teaching Materials | Contributor(s): Abilene Thiele Concepcion Perez

    *Note that the number before each step is the time on the YouTube video below where it shows how each step is done. Click on "View Resource" on the top right to watch the video.Start iData [0:05] Go to http://mygeohub.org/idata to load the iData application. It starts with...

  10. FLAT: Fine-scale Land Allocation Tool

    0.0 out of 5 stars 

    15 Apr 2016 | Tools | Contributor(s): Jingyu Song, Michael S Delgado, Paul V. Preckel, Shandian Zhe, Ian James Campbell, Lan Zhao, Carol Song

    Open access user interface FLAT: designed for fine-scale global land use estimation, display, and comparison.

  11. Data-driven Collaboration Environments - Integrating HUBzero and iRODS

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    15 Sep 2015 | Publications | Contributor(s): Rajesh Kalyanam

    As part of an effort to establish a community-based data sharing environment, we previously developed a HUBzero-based web component, iData. Using the open-source data management software, iRODS, iData  provides hub users and tools with the ability to publish, manage, discover...

  12. iData Cheat Sheet

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    19 Jun 2015 | Teaching Materials | Contributor(s): Lan Zhao, Carol Song

    This document is a quick note that guides new iData users through the steps of registering a hub account, creating a new dataset, uploading some files, and sharing with others.

  13. The role of international trade in managing food security risks from climate change

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    20 Mar 2015 | Publications | Contributor(s): Uris Lantz C Baldos, Tom Hertel

    International trade plays an important role in facilitating global food security in the face of a changing climate. In considering this issue, it is useful to distinguish between two different time scales: inter-annual and inter-decadal. Inter-annual adjustments in international trade can play an...

  14. AgMIP GEOSHARE Tool with iData Integration Demo

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    06 Mar 2015 | Tools | Contributor(s): Nelson Benjamin Villoria, Joshua Elliott, Christoph Mí_ller, Jaewoo Shin, Christopher Panza, Lan Zhao

    Aggregate yield shocks provided by the AgMIP's Global Gridded Crop Modeling Initiative (Ag-GRID) from their original 30x30 min resolution to any user specified level

  15. Using Useful to Usable (U2U) Tools for an Introductory Agronomy Course (Purdue University) -- Lab Assignment

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    04 Dec 2014 | Teaching Materials | Contributor(s): Trevor J. Frank, Bruce J. Erickson

    This lab was constructed to provide introductory Agronomy students with a knowledge base of farming technology and available agricultural decision-making tools. Students will learn available technology for predicting climate variability, growing degree days, nitrogen fertilizer rates, cover crop...

  16. Geospatial Targeting of Irrigation Investment in Tanzania

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    11 Nov 2014 | Web Apps | Contributor(s): Jawoo Koo, Hua Xie, Liangzhi You, zhe guo, Jeffrey Dickinson, Cindy Cox

    This tool helps users to identify specific sites within the SAGCOT (Southern Agricultural Growth Corridor of Tanzania) area where new irrigation investments should target at 10 km spatial resolution. Users can interact with the map (showing the grid cells meeting the requirements, where the color...

  17. Geospatial Targeting of Irrigation Investment in Tanzania

    0.0 out of 5 stars 

    11 Nov 2014 | Web Apps | Contributor(s): Jawoo Koo, Hua Xie, Liangzhi You, zhe guo, Jeffrey Dickinson, Cindy Cox

    This tool helps users to identify specific sites within the SAGCOT (Southern Agricultural Growth Corridor of Tanzania) area where new irrigation investments should target at 10 km spatial resolution. Users can interact with the map (showing the grid cells meeting the requirements, where the color...

  18. Developing A Collaborative Environment for Useful to Useable (U2U) Project

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    10 Nov 2014 | Downloads | Contributor(s): Larry Biehl, Carol Song, Lan Zhao, Christopher Panza, Brian Raub, Luke Policinski

    HUBzero is being used as a collaborative environment for the Useful to Usable (U2U) project funded by the USDA. U2U is an integrated research and extension project working to improve farm resilience and profitability in the North Central U.S. by transforming existing climate data into usable...

  19. Developing A Collaborative Environment for the Useful to Usable (U2U) Project

    0.0 out of 5 stars 

    10 Nov 2014 | Online Presentations | Contributor(s): Larry Biehl, Carol Song, Lan Zhao, Christopher Panza, Brian Raub, Luke Policinski

    HUBzero is being used as a collaborative environment for the Useful to Usable (U2U) project funded by the USDA. U2U is an integrated research and extension project working to improve farm resilience and profitability in the North Central U.S. by transforming existing climate data into usable...

  20. Institutional Design Breakout Summary

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    14 Oct 2014 | Downloads | Contributor(s): Tom Hertel, Dave Gustafson