Parking Lots, Parking Minimums, and All That In 2019, Houston city council passed a ground-breaking ordinance that removed parking minimums for parts of Midtown and EaDo. The city’s climate action plan, which was adopted in 2020, calls for an end to all minimum parking requirements by 2030. I thought it would be interesting to look at parking in The Heights, so I put together this little study. Originally I wanted to do the entire city, but I could not find a source of data on parking lots covering the whole city, so that was out.

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Making Contour Maps in R

Notes on how to make contour maps in R As a retired Geophysicist, I spent a career making contour maps. I have found it to be challenging to make good contour maps in R, and so as part of my own learning process, I have documented the necessary steps in hopes that this may help others involved in the same struggles. Ultimately I want to create filled contours that represent a surface, based on some random collection of input points, and display those contours on top of a detailed basemap, such as OpenStreetMap.

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Author's picture

Alan Jackson

Retired Geophysicist, geophysical consultant, budding data scientist, trouble-maker.

Consultant and Chief Bottle Washer

Houston and Seattle