Caitlin Dempsey

Caitlin Dempsey is the editor of Geography Realm and holds a master's degree in Geography from UCLA as well as a Master of Library and Information Science (MLIS) from SJSU.
World map created in 1514 by Oronce Fine (1494–1555) who was one of the first French scholars to work with cartography.

Cordiform: Heart-Shaped Map Projections

Caitlin Dempsey

Heart shaped map projections are known as cordiform map projections which is derived from the Latin "cor" for heart and form for shape.

A satellite image of a storm along the east coast of the United States.

Nor’easter Storms in the United States

Caitlin Dempsey

Nor'easters are powerful storms that bring heavy snowfall to the East Coast of the United States, primarily between September and April.

A satellite imagery that has NDWI calculations in blue to show the extent of flooding.

How Normalized Difference Water Index is Used to Map Flooding

Caitlin Dempsey

The Normalized Difference Water Index (NDWI) is a calculation used in remote sensing to monitor and measure the amount of moisture in vegetation and surface water bodies.

Google's Earth Engine Data Catalog lets users discover public geospatial datasets.

Find Public GIS Data with Google’s Earth Engine Catalog

Caitlin Dempsey

The Earth Engine Data Catalog lets users search and discover Earth observation public datasets.

A small sparrow clings to a reed.

Alviso Slough in the San Francisco Bay

Caitlin Dempsey

The Alviso Slough in the San Franciso Bay is a restored salt marsh that lies in the path of the Pacific Flyway and is

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