2a:[{"id":"816872a180dc588d52c385a8b0c206390140e0839a3e6cba08fb4da28d21ca827fd8340a11a2e5f488e5c5c81fc968f7571f79a8249afdc0f5aecd08f9a78fe0","href":"https://static.observableusercontent.com/files/816872a180dc588d52c385a8b0c206390140e0839a3e6cba08fb4da28d21ca827fd8340a11a2e5f488e5c5c81fc968f7571f79a8249afdc0f5aecd08f9a78fe0","name":"world10m_wound.json","type":"application/json","lastModified":1658195643247.35,"size":22446484},{"id":"746f2979dd8faf54403880568612e820b0c1903d17fa991b3f7612fed4789b9a458b4de5977e96b8ce134d452b4a17b9a98113be3a9626ac4fabadbee7ff4cfd","href":"https://static.observableusercontent.com/files/746f2979dd8faf54403880568612e820b0c1903d17fa991b3f7612fed4789b9a458b4de5977e96b8ce134d452b4a17b9a98113be3a9626ac4fabadbee7ff4cfd","name":"ne_10m_admin_0.geojson.json","type":"application/json","lastModified":1658136093520.843,"size":22446745},{"id":"136911b0ef640df5f8ef15aa98aa356d7d8adf376b7192ef73e1da82d567c7bc0412cc5b8c2e8c1dc689d8dccd2040266cdba33a72b27f2bde21651b2abb2340","href":"https://static.observableusercontent.com/files/136911b0ef640df5f8ef15aa98aa356d7d8adf376b7192ef73e1da82d567c7bc0412cc5b8c2e8c1dc689d8dccd2040266cdba33a72b27f2bde21651b2abb2340","name":"all_cobalt.csv","type":"text/csv","lastModified":1658195767481.177,"size":444613},{"id":"8a8eaa08af334fc71309f54ce760696c6d6db596c1357130203ffc1159ed58f8d15e238e68f16070b41579c023db669a8830fb30a7b50b6cfe27e6dfa49fbc8a","href":"https://static.observableusercontent.com/files/8a8eaa08af334fc71309f54ce760696c6d6db596c1357130203ffc1159ed58f8d15e238e68f16070b41579c023db669a8830fb30a7b50b6cfe27e6dfa49fbc8a","name":"bulk_cobalt.csv","type":"text/csv","lastModified":1658197883419.437,"size":826037}] 29:{"title":"More comtrade commodity flow sketches","cells":[{"id":0,"value":"md`# More comtrade commodity flow sketches\n\nIn progress--still figuring a lot of stuff out, not fully interactive just yet. Data is of cobalt ore trade 2000-2020 from UN Comtrade.`","pinned":false,"hidden":false,"mode":"ojs"},{"id":770,"value":"viewof selectYear = Inputs.select(cobalt_export.map((c) => c.key).sort(), {\n label: \"select year\"\n})","pinned":false,"hidden":false,"mode":"ojs"},{"id":965,"value":"viewof selectProj = Inputs.select(projections, {\n label: \"select projection\",\n format: (x) => x.name,\n value: projections.find((t) => t.name === \"Robinson\")\n})","pinned":false,"hidden":false,"mode":"ojs"},{"id":29,"value":"map = html``","pinned":true,"hidden":false,"mode":"ojs"},{"id":1048,"value":"selected_with_percent.map((s) => Math.max(1.5, s.percentage * 10))","pinned":true,"hidden":false,"mode":"ojs"},{"id":1008,"value":"(Note that this visualization does not account for [\"not otherwise specified\"](https://unstats.un.org/wiki/display/comtrade/Areas+not+elsewhere+specified) partner records in Comtrade; Chatham House's [resource trade visualizer](https://resourcetrade.earth/) just sort of sends those entries to Antarctica? Which I suppose is an option here.","pinned":false,"hidden":false,"mode":"md"},{"id":1001,"value":"# Data stuff","pinned":false,"hidden":false,"mode":"md"},{"id":689,"value":"bulk_cobalt = FileAttachment(\"bulk_cobalt.csv\").csv()","pinned":true,"hidden":false,"mode":"ojs"},{"id":684,"value":"// using reporting by partner country bc it seems slightly more thorough; inevitably inconsistencies are part of this lol\ncobalt_export = d3\n .nest()\n .key(function (d) {\n return d.Year;\n })\n .entries(\n bulk_cobalt\n .filter((c) => c.Flow == \"1\")\n .filter((c) => c.Partner != \"0\")\n .filter((c) => c.NetWeight != \"\")\n .filter((c) => c.CommodityCode != \"2605\")\n )","pinned":false,"hidden":false,"mode":"ojs"},{"id":805,"value":"viridis = [\n \"#440154\",\n \"#481467\",\n \"#482576\",\n \"#453781\",\n \"#404688\",\n \"#39558c\",\n \"#33638d\",\n \"#2d718e\",\n \"#287d8e\",\n \"#238a8d\",\n \"#1f968b\",\n \"#20a386\",\n \"#29af7f\",\n \"#3dbc74\",\n \"#56c667\",\n \"#75d054\",\n \"#95d840\",\n \"#bade28\",\n \"#dde318\",\n \"#fde725\"\n]","pinned":false,"hidden":false,"mode":"ojs"},{"id":823,"value":"//assign colors to specific countries--imperfect method, come back to this\ncountry_colors = Array.from(\n new Set(\n cobalt_export\n .filter((c) => c.key == selectYear)[0]\n .values.map((m) => [m.PISO, m.RISO])\n .flat()\n )\n).map((m) => {\n let obj = {};\n (obj.iso = m),\n (obj.color = viridis[Math.floor(Math.random() * viridis.length)]);\n return obj;\n})","pinned":false,"hidden":false,"mode":"ojs"},{"id":143,"value":"# Maps Implementation Stuff","pinned":false,"hidden":false,"mode":"md"},{"id":4,"value":"projection = selectProj.value().fitSize([width, height], world)","pinned":true,"hidden":false,"mode":"ojs"},{"id":40,"value":"path = d3.geoPath(projection)","pinned":true,"hidden":false,"mode":"ojs"},{"id":25,"value":"height = 600","pinned":true,"hidden":false,"mode":"ojs"},{"id":679,"value":"world10m_wound = FileAttachment(\"world10m_wound.json\").json()","pinned":true,"hidden":false,"mode":"ojs"},{"id":22,"value":"outline = ({type: \"Sphere\"})","pinned":true,"hidden":false,"mode":"ojs"},{"id":114,"value":"graticule = d3.geoGraticule10()","pinned":true,"hidden":false,"mode":"ojs"},{"id":720,"value":"//get center points of all countries\ncenter = world.features\n .map((w) =>\n turf.centroid(w.geometry, {\n properties: { ISO: w.properties.ADM0_A3 }\n })\n )\n .filter((w) => w.properties.ISO != \"USA\")\n .concat(usa)","pinned":true,"hidden":false,"mode":"ojs"},{"id":1123,"value":"tw = center.filter((f) => f.properties.ISO == \"TWN\")","pinned":true,"hidden":false,"mode":"ojs"},{"id":1096,"value":"//this is fussy but the \"center\" of the USA when factoring in Alaska and Hawaii ends up not in the center of the contiguous US and it looks kind of clunky is all\nusa = [\n Object({\n type: \"Feature\",\n properties: { ISO: \"USA\" },\n geometry: { type: \"Point\", coordinates: [-98.583333, 39.833333] }\n })\n]","pinned":true,"hidden":false,"mode":"ojs"},{"id":1082,"value":"center.find((c) => c.properties.ISO == \"USA\")","pinned":true,"hidden":false,"mode":"ojs"},{"id":1015,"value":"selected = cobalt_export.filter((c) => c.key == selectYear)[0]","pinned":true,"hidden":false,"mode":"ojs"},{"id":1018,"value":"total = selected.values.reduce(function (acc, obj) {\n return acc + parseInt(obj.NetWeight);\n}, 0)","pinned":true,"hidden":false,"mode":"ojs"},{"id":1039,"value":"selected_with_percent = selected.values.map((s) => {\n s.percentage = s.NetWeight / total;\n return s;\n})","pinned":true,"hidden":false,"mode":"ojs"},{"id":777,"value":"// make lines between trading partners\nexport_paths = selected_with_percent\n .map((m) => {\n let start = center.filter((c) => c.properties.ISO == m.PISO);\n let end = center.filter((c) => c.properties.ISO == m.RISO);\n if ((start.length > 0) & (end.length > 0)) {\n return turf.lineString(\n [start[0].geometry.coordinates, end[0].geometry.coordinates],\n {\n start: m.Partner_Name,\n end: m.Reporter_Name,\n value: m.TradeQuantity,\n startcolor: country_colors.find((c) => c.iso == m.PISO).color,\n endcolor: country_colors.find((c) => c.iso == m.RISO).color,\n percentage: m.percentage\n }\n );\n }\n })\n .filter((f) => f != undefined)\n .sort((a, b) => (a.properties.percentage > b.properties.percentage ? 1 : -1))","pinned":true,"hidden":false,"mode":"ojs"},{"id":633,"value":"world = FileAttachment(\"ne_10m_admin_0.geojson.json\").json()","pinned":true,"hidden":false,"mode":"ojs"},{"id":325,"value":"nation_center = world.features.map((n) =>\n turf.centroid(n, { properties: { name: n.properties.SOV_A3 } })\n)","pinned":true,"hidden":false,"mode":"ojs"},{"id":124,"value":"d3 = require(\"d3-collection@latest\", \"d3@5.9\")","pinned":true,"hidden":false,"mode":"ojs"},{"id":299,"value":"turf = require(\"@turf/turf\")","pinned":false,"hidden":false,"mode":"ojs"},{"id":956,"value":"projections.map((p) => p.name)","pinned":true,"hidden":false,"mode":"ojs"},{"id":944,"value":"import { projections } from \"@d3/projection-comparison\"","pinned":true,"hidden":false,"mode":"ojs"}],"files":"$W2a","stdlib":"1","titling":"auto"}