Tag: landscape

Using Transparency to Make your Landscape Maps Clairvoyant

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The transparency tool available for layers in the ArcGIS.com Viewer is typically used to adjust multiple layer transparencies so that they all remain visible, but obscure one another just a bit. The recent blog on the Whereabouts of Wolverines provides … Continue reading

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Landscape Layers and the Whereabouts of Wolverines

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Ever wondered where you might find a wolverine in the wild or some other university’s mascot for that matter? Here’s a simple example using the landscape layers to discover the likely range (area) in which you might find a species … Continue reading

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Welcome to Esri Landscape Layers

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Landscape Layers are a recent addition to the wealth of information about our natural and manmade environments now available online. These layers are part of the ever expanding and ready to use Living Atlas that is part of ArcGIS.com. These … Continue reading

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Getting Started with Esri Landscape Layers

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The image services for landscape layers being published by Esri to ArcGIS Online are a valuable new source of application ready data content.  More than 60 of these services are accessible right now through an ArcGIS Online organization account. The … Continue reading

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Hydromodification Planning and Management Methods

Hydromodification Planning

By Papantzin Cid, GIS Analyst Hydromodification is the change in channel formation associated with changes in sediment; changes in sediment are usually caused by land use alterations. In an effort to mitigate the effects of hydromodification, the California State Water … Continue reading

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U.S. Soils Data Added to World Water Online

By Lori Armstrong

The World Water Online (WWO) group in the ArcGIS Resource Center has 12 new web map applications based on the SSURGO soil survey database. These apps show soil characteristics that are useful for hydrologic modeling, such as drainage class, available water storage, water table depth, and ponding frequency. The hydrologic group code, which classifies soils based on infiltration rate, can be used to calculate curve number and model how much rain falling in an area will become runoff.

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