Achieving Sustainable Irrigation Water Withdrawals: Global Impacts on Food Production and Land Use
27 Sep 2017 | Contributor(s): Jing Liu, Tom Hertel, Richard Lammers, Alexander A Prusevich, Uris Lantz C Baldos, Danielle Grogan, Steve Frolking
Unsustainable water use challenges the capacity of water resources to ensure food security and continued growth of the economy. Adaptation policies targeting future water security can easily overlook its interaction with other sustainability metrics and unanticipated local responses to the...
AgMIP GEOSHARE Tool with iData Integration Demo
06 Mar 2015 | Tools | Contributor(s): Nelson Benjamin Villoria, Joshua Elliott, Christoph MÃ_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
AgMIP Tool: A GEOSHARE tool for aggregating outputs from the AgMIP's Global Gridded Crop Modeling Initiative (Ag-GRID)
09 Jul 2014 | Tools | Contributor(s): Nelson Benjamin Villoria, joshua elliott, Christoph Müller, Jaewoo Shin, Lan Zhao
Aggregate the yield shocks provided by the AgMIP project from their original 30x30 min resolution to any user specified level.
Agricultural Productivity Growth for Long Run Sustainability
08 Oct 2018 | Online Presentations | Contributor(s): Uris Lantz C Baldos
Video presentation on "Agricultural Productivity Growth for Long Run Sustainability" for the 2018 Conference on the Long Run Sustainability of US Agriculture, the National Press Club, Washington DC, September 17, 2018
Analyzing Water Scarcity in Global CGE Models
08 Sep 2017 | Publications | Contributor(s): Jing Liu, Tom Hertel, Farzad Taheripour
Incorporating water into a computable general equilibrium (CGE) model operating at global scale can be extremely demanding due to the absence of standardized data, the sheer dimensions caused by intersecting river basins with countries, and difficulties to model demand for and supply of water....
Assessing the Inter-regional Incidence of Climate Impacts on Agriculture
19 Oct 2017 | Publications | Contributor(s): Tom Hertel
This is a presentation at IMPACTS WORLD 2017.
Assessing the Poverty Impacts of Climate Change across Latin America
19 Oct 2017 | Publications | Contributor(s): Tom Hertel, Monika Verma, Eduardo Magalhaes, Carlos Ludena, Uris Lantz C Baldos, Frances Moore
This is a poster presented at IMPACTS WORLD 2017, Germany.
Attaining Food and Environmental Security in an Era of Globalization
08 Sep 2017 | Publications | Contributor(s): Tom Hertel, Uris Lantz C Baldos
Attaining the twin goals of food and environmental security in the coming decades poses a significant sustainability challenge. This paper examines the food and environmental security implications of a range of policies affecting the global food economy and terrestrial ecosystems, first in the...
Climate change mitigation policies and poverty in developing countries
31 Jul 2014 | Publications | Contributor(s): Zekarias Hussein, Tom Hertel, Alla Golub
Mitigation of the potential impacts of climate change is one of the leading policy concerns of the 21st century. However, there continues to be heated debate about the nature, the content and, most importantly, the impact of the policy actions needed to limit greenhouse gas emissions. One...
Climate Scenario Aggregator
09 Sep 2015 | Tools | Contributor(s): Nelson Benjamin Villoria, Joshua Elliott, Christoph Müller, Jaewoo Shin, Lan Zhao
Climate Scenario Aggregator
Data-driven Collaboration Environments - Integrating HUBzero and iRODS
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...
Debunking the 'New Normal': Why World Food Prices are Expected to Resume their Long run Downward Trend
08 Sep 2017 | Publications | Contributor(s): Uris Lantz C Baldos, Tom Hertel
Contrary to the opinions expressed by many commentators, the recent episode of higher prices for agricultural commodities is likely a transitory phenomenon. When compared to the last half-century, population growth is expected to be much slower in the coming decades, with nearly all of the growth...
Developing Open Source Geospatial Data Analysis Building Blocks Software
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.
Economic impacts of climate change on agriculture: A comparison of process-based and statistical yield models
07 Sep 2017 | Publications | Contributor(s): Frances C Moore, Uris Lantz C Baldos, Tom Hertel
A large number of studies have been published examining the implications of climate change for agricultural productivity that, broadly speaking, can be divided into process-based modeling and statistical approaches. Despite a general perception that results from these methods differ...
GLASS Conference 2020 Program
28 Jan 2020 | Downloads | Contributor(s): Tom Hertel
Program description for "Managing the Global Commons: Sustainable agriculture and use of the world's land and water resources in the 21st Century" conference.
Global Drivers of Land and Water Sustainability Stresses at Mid Century
08 Oct 2018 | Online Presentations | Contributor(s): Laura C Bowling, Iman Haqiqi
Video presentation on "Global Drivers of Land and Water Sustainability Stresses at Mid Century" for the 2018 Conference on the Long Run Sustainability of US Agriculture, the National Press Club, Washington DC, September 17, 2018
iData Cheat Sheet
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.
iData Packaging Tool
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.
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...
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.