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  1. AgMIP GEOSHARE Tool with iData Integration Demo

    27 Nov 2021 | Tools | Contributor(s): Lan Zhao, Carol Song, Larry Biehl

    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

  2. AgMIP Tool: A GEOSHARE tool for aggregating outputs from the AgMIP's Global Gridded Crop Modeling Initiative (Ag-GRID)

    27 Nov 2021 | Tools | Contributor(s): Lan Zhao, Carol Song, Larry Biehl

    Aggregate the yield shocks provided by the AgMIP project from their original 30x30 min resolution to any user specified level.

  3. Connecting Communities Through HUBzero

    27 Nov 2021 | Online Presentations

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

    27 Nov 2021 | Publications | Contributor(s): Lan Zhao, Carol Song

    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...

  5. Developing Open Source Geospatial Data Analysis Building Blocks Software

    27 Nov 2021 | Publications | Contributor(s): Lan Zhao, Carol Song

    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.

  6. DURI Summer Intern Project: Drought related data and tools: development and integration

    27 Nov 2021 | Downloads

    A poster presented at the DURI student recognition luncheon, July 28, 2011. Yuan Xia, a junior from Computer Science, Purdue University, completed his summer internship with the Scientific Solutions group at RCAC. He helped integrated various maps and datasets into the DRINET. The live page can...

  7. Effects of Drought on Water Quality in Streams

    27 Nov 2021 | Downloads

    A research poster presented at the DDAD2011 symposium. It describes the preliminary results of a study on drought impact on water quality conducted over the Massie Creek sub-watershed in Ohio. The Messie Creek data is now available on DRINET and access is through the iDATA tool.Rashad Riley1,...

  8. Enabling Scientific Collaboration Using HUBzero Platform

    27 Nov 2021 | Online Presentations

  9. Energy prices will play an important role in determining global land use in the twenty first century

    27 Nov 2021 | Publications | Contributor(s): Lan Zhao, Carol Song, Larry Biehl

    Global land use research to date has focused on quantifying uncertainty effects of three major drivers affecting competition for land: the uncertainty in energy and climate policies affecting competition between food and biofuels, the uncertainty of climate impacts on agriculture and forestry,...

  10. Global Croplands: A new dataset for year 2005

    27 Nov 2021 | Online Presentations

  11. iData Cheat Sheet

    27 Nov 2021 | 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.

  12. iData Packaging Tool

    27 Nov 2021 | Tools | Contributor(s): Lan Zhao, Carol Song

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

  13. iData Tutorial

    27 Nov 2021 | Teaching Materials | Contributor(s): Lan Zhao, Carol Song

    *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...

  14. iData Walkthrough

    27 Nov 2021 | Online Presentations | Contributor(s): Lan Zhao, Carol Song

    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. 

  15. IFPRI's Spatial Production Allocation Model (SPAM)

    27 Nov 2021 | Online Presentations

  16. International trade buffers the impact of future irrigation shortfalls

    27 Nov 2021 | Online Presentations

  17. LANDPARAM

    27 Nov 2021 | Tools | Contributor(s): Lan Zhao, Carol Song, Larry Biehl

    A tool to aggregate cropland supply and land transformation elasticities

  18. Mapping multiple cropping and irrigation in India

    27 Nov 2021 | Online Presentations

  19. Marker Set

    27 Nov 2021 | Tools | Contributor(s): Lan Zhao, Carol Song

    Create iData Marker Set definition files (.ims)

  20. Market-mediated environmental impacts of biofuels

    27 Nov 2021 | Publications | Contributor(s): Lan Zhao, Carol Song, Larry Biehl

    This paper surveys the evidence on market-mediated environmental impacts of biofuels, with special attention to the indirect greenhouse gas emissions stemming from land cover change in the wake of increased demand for biofuel feedstocks. We find clear evidence that market mediated land use...