Zhi Keng He’s notebooks | Observable

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Zhi Keng He’s notebooks | Observable

Zhi Keng He

@zhik

55

1

10

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Compost Drop-off & Processing Sites

Dec 28, 2020

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Dec 10, 2020

1

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Understanding Riverbank Erosion in Majuli Island of India: Geomorphological Process and Policy Implications

Dec 27, 2020

1

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Helicopter Flights Over Manhattan

Mar 12, 2021

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Community Boards Helicopter Noise Board Complaints in Manhattan (2019-2020)

Mar 24, 2021

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Queens CY 2019 Demographics: District compared to Board

Mar 16, 2021

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MBPO Capital Funding

Mar 22, 2021

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Diversion and capture rates from 2016-2019

Mar 30, 2021

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MBPO Captial Funding by Project Types (Draft)

Mar 30, 2021

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Borough Demographics compared to 2021 and 2020 Boards

Apr 4, 2021

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Queens Community Board Membership Snapshot

May 3, 2021

1

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Archive Event Recordings of Open Data Week 2021 - 2025

Oct 22, 2025

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Tree Cover and Household Median Income by tract

Aug 9, 2021

3

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Apr 18, 2023

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Manhattan - Zipcode: Evictions and COVID Cases

Jan 13, 2022

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SARS-CoV-2 concentrations measured in NYC Wastewater by Sewersheds

Jun 14, 2022

1

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Demographics of 2022 New appointments and Re-appointments

Apr 1, 2022

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COVID-19 Relief - Grants and Loans in Manhattan

Apr 21, 2022

1

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Manhattan - Zipcode: Evictions and COVID

Jul 22, 2022

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North Brooklyn DEP-Flooding 311 Service Requests

May 27, 2022

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Sunnyside Yards/LIC IBZ Vehicle Volume

Jul 23, 2022

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NYC Hurricane Sandy (inundation) vs Ida (storm-water)

Dec 2, 2022

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Deadliest roads in each borough

Aug 23, 2022

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Deadliest roads in each borough (draft 2)

Oct 12, 2022

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Sep 21, 2022

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New York City Economy and Job Statistics

May 16, 2023

2

1

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CitiBike trips around Central Park

Dec 16, 2022

1

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p5js citibike trips

Jan 27, 2023

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Javascript map/ filter

Nov 17, 2022

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Nov 18, 2022

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Nov 20, 2022

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NY Influenza Confirmed Cases

Nov 21, 2022

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Overview of cases and their queries in the OCA database

Aug 10, 2022

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Dec 6, 2022

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Trips over Manhattan (Water Included)

Dec 15, 2022

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District population compared to 2019 and 2021 membership

May 10, 2022

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p5js citibike trips lines

Dec 16, 2022

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canvas + d3js playground

Jan 13, 2023

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Bus Routes and Data

Feb 17, 2023

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Mar 2, 2023