<div dir="ltr"><div class="gmail_default" style="font-size:small"><span id="gmail-docs-internal-guid-fb7604c0-7fff-b515-dd48-f44044842fb7"><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Hello ESIP Cloud Computing Cluster Members!</span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"> </p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">We are excited to have member Matt Hanson of Element84 presenting on STAC for public datasets. During the past year have focused on some but not all cloud-optimized data formats, such as Zarr and TileDB and Entwine Point Tiles (during the ESIP summer session) (here's our playlist: </span><a href="https://www.youtube.com/playlist?list=PL8X9E6I5_i8i3ZEl7mIrt2meHI3z8KzqB" style="text-decoration-line:none"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;text-decoration-line:underline;vertical-align:baseline;white-space:pre-wrap">https://www.youtube.com/playlist?list=PL8X9E6I5_i8i3ZEl7mIrt2meHI3z8KzqB</span></a><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">) </span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"> </p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">While conversations about data formats will continue, the cluster will explore new areas of interest, specifically how cloud-optimized data can be published to support easy data discovery, data access and an understanding of data provenance.</span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"> </p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Matt has supported publishing many cloud optimized datasets to public data programs using STAC, including to Microsoft’s Planetary Computer, and will be sharing a bit about how he does this on Monday and later in the week at FOSS4G: </span><a href="https://callforpapers.2021.foss4g.org/foss4g2021/talk/PVKSFT/" style="text-decoration-line:none"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;text-decoration-line:underline;vertical-align:baseline;white-space:pre-wrap">Getting started with STAC for public datasets FOSS4G 2021</span></a><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">.</span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"> </p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-style:italic;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Read the abstract, questions and meeting agenda below.</span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"> </p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:12pt;font-family:Arial;background-color:transparent;font-weight:700;font-style:italic;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Meeting Logistics! </span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Topic: Getting started with STAC for public datasets</span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Monday September 27th, 10:00-11:00 am PT / 1:00-2:00 pm ET</span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><a href="https://us02web.zoom.us/j/86535177705?pwd=ay9yVDJ6UzNiSGRMWTFxbkNXdEJXUT09" style="text-decoration-line:none"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;text-decoration-line:underline;vertical-align:baseline;white-space:pre-wrap">https://us02web.zoom.us/j/86535177705?pwd=ay9yVDJ6UzNiSGRMWTFxbkNXdEJXUT09</span></a></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Meeting ID: 865 3517 7705</span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Passcode: 354962</span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Find your local number: </span><a href="https://us02web.zoom.us/u/knxOPNBj5" style="text-decoration-line:none"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;text-decoration-line:underline;vertical-align:baseline;white-space:pre-wrap">Zoom International Dial-in Numbers</span></a></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"> </p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Abstract:</span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">The last year has seen a huge increase in the number of software tools and public catalogs made available as SpatioTemporal Asset Catalogs. NASA has made their Common Metadata Repository (CMR) available via a STAC compliant API, exposing petabytes of freely available data. Microsoft has launched the Planetary Computer that exposes datasets through a STAC API. E84’s Earth-Search provides a STAC API for public datasets on AWS. Google now provides a STAC Catalog for all their datasets available on Google Earth Engine.</span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"> </p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">It’s great that all this data is available because it allows the user of a common set of tools to interact with that data. But, what are those tools? Given a STAC API with data of interest how does one go about searching and accessing that data?</span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"> </p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">This talk will give an overview of several publicly available STAC API endpoints and how to use several open-source tools with them. It will be demonstrated how to use libraries such as PySTAC and PySTAC-Client to open and quickly search catalogs, and access the assets for different tasks through libraries such as intake-stac, stac-vrt, and stackstac. Finally, attendees will learn best practices to create their own STAC metadata and catalogs for derived data, allowing data provenance to be tracked from new data back to its source.</span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"> </p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-weight:700;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Agenda:</span></p><ul style="margin-top:0px;margin-bottom:0px"><li dir="ltr" style="list-style-type:disc;font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre;margin-left:11pt"><p dir="ltr" style="line-height:1.5;margin-top:10pt;margin-bottom:0pt" role="presentation"><span style="font-size:11pt;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">5-10 minutes - Announcements</span></p></li><li dir="ltr" style="list-style-type:disc;font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre;margin-left:11pt"><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt" role="presentation"><span style="font-size:11pt;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">20-30 minutes - Presentation</span></p></li><li dir="ltr" style="list-style-type:disc;font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre;margin-left:11pt"><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt" role="presentation"><span style="font-size:11pt;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">20-30 minutes - Discussion questions</span></p></li></ul><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"> </p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Looking forward to seeing y'all there!</span></p><p dir="ltr" style="line-height:1.5;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;background-color:transparent;font-variant-numeric:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Aimee and Sudhir</span></p><br></span></div></div>