Some Featured Mappy Projects

 

Generating Jersey City Building Footprints

I mapped every building in Jersey City. Learn how, why, and what you can do with it. Browse the code & download the data from Jersey City open data portal or OpenStreetMap. Made with JOSM, QGIS, & Mapbox GL JS.

San Francisco Street Tree Census

An interactive map of every tree in San Francisco with genus, species, legal status, unique ID, official caretaker (if any), plant date, and plot size. Made with SF open data & Mapbox.

ARCHIVE Blog: Generating Jersey City Building Footprints Blog: San Francisco Street Tree Census Blog: Mapping Street Harassment Blog: Eerily Circular Cities in Georgia Blog: K-Clustering San Francisco Crime Data with Python Blog: Mapping Every Building in Jersey City: The Heights Paper: One Size Does Not Fit All Data Science Blog: Three Months of Gun Violence in San Francisco Tutorial: Finding What NYC Owns in NYC Tutorial: Mapping US Mines with Mapbox GL JS Blog: Building Heights and Assessments NYC Blog: Making a Calendar out of Cahill's Projection System Blog: Mapping the Damage Done to Manhattan Streets in a Year Blog: All The Places I Have Lived - San Hoboyorkesey Blog: Investigating Democratic Backslide in Hungary Blog: Mapping with OpenPaths and GPS Data Blog: Density of Residential Units in Manhattan Sexual Health in Harlem: An Investigation for Design for America (RiSE) Blog: Urban Surveillance & NYC Domain Awareness System (DAS) Blog: D3.js - Common Prophets of Abrahamic Religions SNAP Benefits by State 2009-2012 Power Infrastructure in Africa Blog: Building Heights in San Francisco Community Health Survey: Race, Obesity, Diabetes, and Excercise in NYC (for Melika) Every Sign in Chicago Times Square Annual Subway Ridership Walmart and the Minimum Wage North Pole Sea Ice Extents Changes 1979-2013 Playing with D3: A Major Course History Map Executions in 2013 (and since 1976) by State OppSites Custom Map Style with Mapbox Maps of Manhattan: Wifi, Building Ages, and More The Value of an NYC Public Speaking Class (EXTERNAL) Congressional Personal Finance Disclosure: Senator Wealth Blog: All City-Owned Property in NYC - Data for Download Blog: All Outdoor Advertising in NYC - Data for Download FIFA Map 2014 USA Earthquake Hazard Map USA Public Libraries All Caves in the USA All Mines in the USA

Democratic Backslide in Hungary

Exploring the causes of democratic backslide in Hungary (adopted from my Barnard Political Science capstone). Contains maps of 2006 and 2010 election results by districts, made with AcGIS.

SNAP Benefits by State

Supplemental Nutrition Assistance Program Benefits by State, 2009-2013. Data from USDA Food and Nutrition Service. Made with ArcGIS.

Walmart and the Minimum Wage

Every Walmart in the USA, displayed over states by minimum wage as of 2013.

Race, Obesity, Diabetes, and Excercise in NYC

Uses NYC Community Health Survey and census data. Made with ArcGIS for Melika Behrooz's curiosty. 

Playing with D3: A Major Course History Map

A map of my major and minor course history at BC/CU. 
Columbia undergraduate courses range in level from 1000-4000.
Barnard courses are black, Columbia courses are blue-grey.

The Value of an NYC Public Speaking Class (EXTERNAL)

Created for Barnard College Writing and Speaking Fellow Program Blog: Fellow Voices.

3D Zoning in Jersey City

A 3D map of all buildings in Jersey City. Made with Mapbox Web GL JS and data I made in an earlier post.

Mapping Street Harassment 

A map of one week of street harassment. Made with QGIS & Photoshop. As featured on Upworthy.

Mapping Jersey City Heights

This post will show you how you can generate building footprints for your city using OpenStreetMap and JOSM, how you can classify those shapefiles by landuse using open source QGIS software, and how to use the qgis2web tool to produce a responsive webmap of your city's buildings without writing any code.

Tutorial: What NYC Owns in NYC

A tutorial of how to extract a shapefile of city-owned properties in NYC from MapPLUTO data using ArcGIS.

Making a Calendar out of Cahill's Projection System

A 2015 calendar inspired by the Cahill-Keyes projection system.

Sexual Health in Harlem (RiSE)

A spatial study of sexual health in Harlem conducted in 2012 for Barnard/Columbia Design for America's RiSE (Reinventing Sexual Health) Team. Made with ArcGIS.

Times Square Subway Ridership

Interactive infographic of Times Square annual subway ridership, produced for Times Square Alliance. Made with Google Tables and data from NYC MTA.

OppSites Custom Map Style

Made with Mapbox Studio for OppSites. See it live.

Congressional Personal Finance Disclosure: Senator Wealth

Data from Congressional Personal Finance Disclosure from the FEC.

FIFA Map 2014

A map of Sarah's FIFA 2014 World Cup group winner picks. Made with D3.js.

USA Earthquake Hazards

Earthquake hazard regions across the US. 

Eerily Circular Cities

An exploration of cities in Georgia with nearly perfectly circular administrative boundaries. Made with QGIScensus data.

One Size Does Not Fit All Data Science

Paper coauthored with Alex Albright, exploring how mainstream data scientists are (and, spoiler, are not) equipped to contribute to social good projects. Presented at 2015 Data for Good Exchange (D4GX) hosted by Bloomberg, and also at the 2015 Strata + Hadoop World Conference.

Tutorial: Mines and Mapbox GL

Example (with code) of a quick map using MSHA data and the new Mapbox GL JS: all mines in the US with toggleable satellite imagery and streets basemaps.

Damage Done to Manhattan Streets in a Year

Timelapse map of one year of damage to NYC streets. Made with NYC open data and ArcMap.

OpenPaths and GPS Data

Mapping with two weeks of personal GPS data from OpenPaths. Celebrating two weeks in the Bay Area. Made with QGIS.

Urban Surveillance: NYC Domain Awareness System

An exploration of the Domain Awareness System in NYC (adopted from my Barnard Urban Studies thesis). Maps produced with ArcGIS.

Power Infrastructure in Africa

Maps produced for Aid, Politics and Violence in Africa course at Barnard, taught by Severine Autesserre.

North Pole Sea Ice Extents Changes 1979-2013

Extent of sea ice around North America, from 1979 through 2013. All measurements taken in June. Data from the National Snow & Ice Data Center.

Executions by State

Every state by executions since 1976, with executions in 2013. Data from the Death Penalty Information Center.

All Outdoor Advertising in NYC

A culled dataset of all NYC outdoor advertising, available for download. Data displayed over NYC Average Annual Daily Traffic.

Clustering San Francisco Crime Data

An interactive map of clustered crime data in San Francisco, from SF open data. Includes code for k-means clustering in python.

Three Months of Gun Violence in San Francisco

An interactive map of all gun violence in San Francisco in fall 2014. Made with SF open data & Tilemill.

Building Heights & Assessments NYC

 An interactive map of all buildings by heights (with assessment and ownership information). Made with MapPLUTO data & Tilemill.

San Hoboyorkesey

A composite map of the cities in lived in: Jersey City, Hoboken, New York City, & San Francisco. Made with open data from each city & ArcGIS.

Density of Residential Units in NYC

Density of residential units in NYC (number of residential units per lot). Data from MapPLUTO. Made with TileMill. Featured on dadaviz.

Common Prophets of Abrahamic Religions

A dataviz of shared prophets of Abrahamic religions. Data from Wikipedia (shivers). Made with D3.js. Thanks to Ben Discoe for pointing out errors. 

Building Heights in San Francisco

Quick and sloppy mapping with SF open data and QGIS

Every Sign in Chicago

A map of every piece of outdoor advertising media in Chicago, as of summer 2013. Dataset compiled from outdoor media agencies. Made with ArcGIS.

Manhattan Maps

A series of maps of NYC using NYC open data. Includes maps of building ages, sizes, and heights, wifi hotspots, street types, traffic counts, and elevation.

All City-Owned Property in NYC: Open Data for Download

Shapefiles generated from NYC Open Data list of City-Owned and Leased Property, combined with MapPLUTO parcel data. Available for download.