67 posts
Particle flows show how the coronavirus ramped up

Using a combination of estimates based on cell phone movements and outbreak size, The New York Times shows how the coronavirus started with a few cases and then spread around the world. The particle flows to represent travel volume from city to city is something else. NYT used a scrollytelling format that starts on a geographic map. You see a few points at first, the virus spreads, and then there’s...

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Compare your city’s air pollution to the rest of the world

High air pollution can lead to serious health risks, but you can’t usually see particulate matter floating in the air around you. So we have no base for comparison and only an abstract sense of what’s bad and okay. The New York Times tries to make the pollution more visible. They lead with moving particles across your screen at a density that matches approximately to what the Environmental Protection Agency...

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