Recent advances in the geosciences and the new paradigm of data policies has brought the power of high-quality advanced spatial data access to institutes and individuals to solve real world problems. This paradigm shift has resulted in empowering institutions such as the International Water Management Institute (IWMI) to create its own specialised spatial data gateways (http://www.iwmidsp.org) that provide harmonised spatial data for it’s niche areas of water and land resource management and assessment. We discuss two knowledge gateways that illustrate this. First, the production of the Global Irrigated Area Map and the global map of rainfed cropland areas, both at www.iwmigiam.org, are crucial for studies related to global food security and water use.

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Source: http://www.asmmag.com/features/716

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