Conspiracy Theories

New York City Sea Rise
Jeffrey

Updated NY Sea Rise Map

Here’s the NY Sea map, updated with new graphics. This will happen someday, but not in our lifetimes. Some who have dared to speculate on

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Portland Sea Rise
Jeffrey

Updated Portland Map

Here’s the newer version of the Portland map, with updated hillshading and elevation. It shows 215′ of sea level rise, the highest estimated by the

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Vancouver Sea Rise
Jeffrey

Vancouver Sea Rise

Vancouver Sea Rise Map A new Vancouver Island emerges when the ice caps of the world have melted. This map shows the inundation of the

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Los Angeles Sea Rise
Jeffrey

Revising the Bay of LA Map

In the years since I made my first sea rise map, I’ve learned a lot of interesting cartographic techniques. I wanted to incorporate these methods

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Jeffrey

California Central Valley

Ursula LeGuin did it first–Always Coming Home has a fantastic drawing of this, created in the mid-1980s. This map shows what central California and the

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Cascadia Sea Rise
Jeffrey

Cascadia Sea Rise

My most recent project is a map of Cascadia. Two maps, really. I started with a sea rise map, showing the high point of 66

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Jeffrey

Evolution of a Map

Really, this post might be more appropriately titled “Evolution of a Cartographer”, because the way I’ve revisited and changed this map over the years reflects

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Seattle Could Use an Upzone

I recently did a collaboration with the Sightline Institute to study where there are multi-unit residences in single-family zones. These places are the remnants of

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Restored Map of Kauai

My favorite hobby right now–restoring old maps. I was in Kauai last year with my family, and so I went searching for old maps of

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Transportation Demand Analysis

Does Sound Transit need to increase southbound Sounder service? Here are some maps from a  recent project, created in concert with Paulo Nunes-Ueno. We looked at the origins

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Online Mapping

The folks at Carto gave me an expanded membership, so I’m moving some of my data to an interactive online format. Check out my first map….

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Pavement to Parks

Wallingford has a problem with traffic. I don’t mean the standard complaint about congestion created on 45th and 50th as people drive back and forth

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