diff --git a/content/_index.md b/content/_index.md index fb9510c..47d5535 100644 --- a/content/_index.md +++ b/content/_index.md @@ -11,6 +11,18 @@ Data for Canada exists to bridge the gap between open data availability, resilie Canada creates incredible amounts of open data, from foundational road networks to federal census statistics and orthoimagery. However, these datasets are often locked in legacy formats, fragmented portals, or structures that require significant engineering effort to normalize. For our target audience, the "time-to-insight" is often bottlenecked by data preparation. +## What Guides Us + +We prioritize our work in a utilitarian manner, aiming to provide the greatest amount of good to the greatest amount of individuals. Our approach is guided by the principles of **digital preservation** and the need to keep public information accessible over the long term. + +Our approach is guided by the following: + +* [Link rot in LIS literature: a 20-year study of web citation decay, recovery and preservation challenges](https://doi.org/10.1108/AJIM-05-2025-0286) +* [Guidance on assessing readiness to manage data according to Findable, Accessible, Interoperable, Reusable (FAIR) principles](https://www.canada.ca/en/government/system/digital-government/digital-government-innovations/information-management/guidance-assessing-readiness-manage-data-according-findable-accessible-interoperable-reusable-principles.html) +* [GC White Paper: Data Sovereignty and Public Cloud](https://www.canada.ca/en/government/system/digital-government/digital-government-innovations/cloud-services/digital-sovereignty/gc-white-paper-data-sovereignty-public-cloud.html) +* [Sustainability of Digital Formats: Planning for Library of Congress Collections](https://www.loc.gov/preservation/digital/formats/index.html) +* [Cloud-Optimized Geospatial Formats Guide](https://guide.cloudnativegeo.org/) + **Data Stability:** Beyond technical barriers, open data can be ephemeral. Links break, portals are reorganized, and priorities shift, causing valuable datasets to vanish from the public web. This instability makes it risky to build long-term research or software on top of data providers. @@ -36,18 +48,6 @@ Our data is optimized for: * **Serverless:** [Cloudflare Workers](https://workers.cloudflare.com/), [AWS Lambda](https://aws.amazon.com/lambda/), and [Google Cloud Run functions](https://cloud.google.com/functions). * **Enterprise:** Esri based products ([ArcGIS Pro](https://www.esri.com/en-us/arcgis/products/arcgis-pro/overview), [ArcGIS Server](https://enterprise.arcgis.com/)). -## What Guides Us - -We prioritize our work in a utilitarian manner, aiming to provide the greatest amount of good to the greatest amount of individuals. Our approach is guided by the principles of **digital preservation** and the need to keep public information accessible over the long term. - -Our approach is guided by the following: - -* [Link rot in LIS literature: a 20-year study of web citation decay, recovery and preservation challenges](https://doi.org/10.1108/AJIM-05-2025-0286) -* [Guidance on assessing readiness to manage data according to Findable, Accessible, Interoperable, Reusable (FAIR) principles](https://www.canada.ca/en/government/system/digital-government/digital-government-innovations/information-management/guidance-assessing-readiness-manage-data-according-findable-accessible-interoperable-reusable-principles.html) -* [GC White Paper: Data Sovereignty and Public Cloud](https://www.canada.ca/en/government/system/digital-government/digital-government-innovations/cloud-services/digital-sovereignty/gc-white-paper-data-sovereignty-public-cloud.html) -* [Sustainability of Digital Formats: Planning for Library of Congress Collections](https://www.loc.gov/preservation/digital/formats/index.html) -* [Cloud-Optimized Geospatial Formats Guide](https://guide.cloudnativegeo.org/) - ## Explore Sample Datasets See our processing pipeline in action. View samples and documentation for our current priority processes: @@ -81,12 +81,12 @@ flowchart TD subgraph df [Dissemination Formats] Parquet@{ shape: lean-l} FlatGeoBuf@{ shape: lean-l} - MVT@{ shape: lean-l} - MLT@{ shape: lean-l} + VectorTiles@{ shape: lean-l, label: "Vector Tiles"} + NextGenVectorTiles@{ shape: lean-l, label: "Next-Gen Vector Tiles"} PMTiles@{ shape: lean-l} GeoPackage@{ shape: lean-l} FileGeodatabase@{shape: lean-l, label: "File Geodatabase"} - COG@{ shape: lean-l} + GeoTIFF@{ shape: lean-l} Zarr@{ shape: lean-l} WebP@{ shape: lean-l} JPG@{ shape: lean-l} @@ -141,23 +141,23 @@ flowchart TD a10@{animate: true, animation: fast} Parquet a100@--> FileGeodatabase a100@{animate: true, animation: slow} - FlatGeoBuf a11@--> MVT + FlatGeoBuf a11@--> VectorTiles a11@{animate: true, animation: fast} - FlatGeoBuf a91@--> MLT + FlatGeoBuf a91@--> NextGenVectorTiles a91@{animate: true, animation: fast} - MVT a90@ --> PMTiles + VectorTiles a90@ --> PMTiles a90@{animate: true, animation: fast} - MVT a96@ --> GeoPackage + VectorTiles a96@ --> GeoPackage a96@{animate: true, animation: slow} - MLT a92@ --> PMTiles + NextGenVectorTiles a92@ --> PMTiles a92@{animate: true, animation: slow} - MLT a95@ --> GeoPackage + NextGenVectorTiles a95@ --> GeoPackage a95@{animate: true, animation: slow} Zarr a12@ --> WebP a12@{animate: true, animation: slow} df a13@ --> di a13@{animate: true, animation: slow} - COG a14@--> WebP + GeoTIFF a14@--> WebP a14@{animate: true, animation: slow} WebP a93@--> PMTiles a93@{animate: true, animation: slow} @@ -203,9 +203,9 @@ flowchart TD click FlatGeoBuf "https://flatgeobuf.org/" _blank click GeoPackage "https://www.geopackage.org/" _blank click FileGeodatabase "https://gdal.org/en/stable/drivers/vector/openfilegdb.html" _blank - click MVT "https://github.com/mapbox/vector-tile-spec/" _blank - click MLT "https://github.com/maplibre/maplibre-tile-spec/" _blank - click COG "https://cogeo.org/" _blank + click VectorTiles "https://github.com/mapbox/vector-tile-spec/" _blank + click NextGenVectorTiles "https://github.com/maplibre/maplibre-tile-spec/" _blank + click GeoTIFF "https://cogeo.org/" _blank click Zarr "https://github.com/zarr-developers/geozarr-spec/" _blank click WebP "https://developers.google.com/speed/webp/" _blank click PMTiles "https://github.com/protomaps/PMTiles/blob/main/spec/v3/spec.md" _blank @@ -225,7 +225,7 @@ flowchart TD %% APPLY STYLES TO LINKED NODES class Foundation,Statistical,Orthoimagery,FieldImagery,EnvironmentClimate,Elevation,WebCorpus linkNode - class Parquet,FlatGeoBuf,GeoPackage,FileGeodatabase,MVT,MLT,COG,Zarr,WebP,PMTiles,JPEGXL,AV1,WARC linkNode + class Parquet,FlatGeoBuf,GeoPackage,FileGeodatabase,VectorTiles,NextGenVectorTiles,GeoTIFF,Zarr,WebP,PMTiles,JPEGXL,AV1,WARC linkNode class DecentralizedDistribution,HTTP,Metadata,GeoSpatialServices linkNode ```