diff --git a/dataops b/dataops
index 290dde602d4..395d6c4c06c 160000
--- a/dataops
+++ b/dataops
@@ -1 +1 @@
-Subproject commit 290dde602d405a54f6fde4356ba7116f86bdd535
+Subproject commit 395d6c4c06c2298315164a102e439bc49209a499
diff --git a/package-lock.json b/package-lock.json
index fe81ab04a5b..5373541de62 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,7 +20,7 @@
         "nprogress": "^0.2.0",
         "react": "^16.14.0",
         "react-dom": "^16.14.0",
-        "sitemap": "^6.3.5"
+        "sitemap": "^6.4.0"
       },
       "devDependencies": {
         "babel-plugin-inline-react-svg": "^1.1.1",
@@ -1708,9 +1708,9 @@
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     },
     "node_modules/@types/node": {
-      "version": "14.14.20",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-14.14.20.tgz",
-      "integrity": "sha512-Y93R97Ouif9JEOWPIUyU+eyIdyRqQR0I8Ez1dzku4hDx34NWh4HbtIc3WNzwB1Y9ULvNGeu5B8h8bVL5cAk4/A=="
+      "version": "14.14.35",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-14.14.35.tgz",
+      "integrity": "sha512-Lt+wj8NVPx0zUmUwumiVXapmaLUcAk3yPuHCFVXras9k5VT9TdhJqKqGVUQCD60OTMCl0qxJ57OiTL0Mic3Iag=="
     },
     "node_modules/@types/prop-types": {
       "version": "15.7.3",
@@ -2722,7 +2722,6 @@
         "anymatch": "^2.0.0",
         "async-each": "^1.0.1",
         "braces": "^2.3.2",
-        "fsevents": "^1.2.7",
         "glob-parent": "^3.1.0",
         "inherits": "^2.0.3",
         "is-binary-path": "^1.0.0",
@@ -4236,7 +4235,6 @@
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       "dependencies": {
-        "@emotion/is-prop-valid": "^0.8.2",
         "framesync": "^4.1.0",
         "hey-listen": "^1.0.8",
         "popmotion": "9.0.0-rc.20",
@@ -7212,11 +7210,11 @@
       "dev": true
     },
     "node_modules/sitemap": {
-      "version": "6.3.5",
-      "resolved": "https://registry.npmjs.org/sitemap/-/sitemap-6.3.5.tgz",
-      "integrity": "sha512-uLz8c5nI31bd4/+nccVWhJx18JxLF+1bAKhhxMv0IYKClSK8wWtANKsl9FOluqmz37ObeBLGVVgNOpg3r+yz/g==",
+      "version": "6.4.0",
+      "resolved": "https://registry.npmjs.org/sitemap/-/sitemap-6.4.0.tgz",
+      "integrity": "sha512-DoPKNc2/apQZTUnfiOONWctwq7s6dZVspxAZe2VPMNtoqNq7HgXRvlRnbIpKjf+8+piQdWncwcy+YhhTGY5USQ==",
       "dependencies": {
-        "@types/node": "^14.14.14",
+        "@types/node": "^14.14.28",
         "@types/sax": "^1.2.1",
         "arg": "^5.0.0",
         "sax": "^1.2.4"
@@ -8774,10 +8772,8 @@
       "resolved": "https://registry.npmjs.org/watchpack/-/watchpack-1.7.5.tgz",
       "integrity": "sha512-9P3MWk6SrKjHsGkLT2KHXdQ/9SNkyoJbabxnKOoJepsvJjJG8uYTR3yTPxPQvNDI3w4Nz1xnE0TLHK4RIVe/MQ==",
       "dependencies": {
-        "chokidar": "^3.4.1",
         "graceful-fs": "^4.1.2",
-        "neo-async": "^2.5.0",
-        "watchpack-chokidar2": "^2.0.1"
+        "neo-async": "^2.5.0"
       },
       "optionalDependencies": {
         "chokidar": "^3.4.1",
@@ -10495,9 +10491,9 @@
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     },
     "@types/node": {
-      "version": "14.14.20",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-14.14.20.tgz",
-      "integrity": "sha512-Y93R97Ouif9JEOWPIUyU+eyIdyRqQR0I8Ez1dzku4hDx34NWh4HbtIc3WNzwB1Y9ULvNGeu5B8h8bVL5cAk4/A=="
+      "version": "14.14.35",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-14.14.35.tgz",
+      "integrity": "sha512-Lt+wj8NVPx0zUmUwumiVXapmaLUcAk3yPuHCFVXras9k5VT9TdhJqKqGVUQCD60OTMCl0qxJ57OiTL0Mic3Iag=="
     },
     "@types/prop-types": {
       "version": "15.7.3",
@@ -15162,11 +15158,11 @@
       "dev": true
     },
     "sitemap": {
-      "version": "6.3.5",
-      "resolved": "https://registry.npmjs.org/sitemap/-/sitemap-6.3.5.tgz",
-      "integrity": "sha512-uLz8c5nI31bd4/+nccVWhJx18JxLF+1bAKhhxMv0IYKClSK8wWtANKsl9FOluqmz37ObeBLGVVgNOpg3r+yz/g==",
+      "version": "6.4.0",
+      "resolved": "https://registry.npmjs.org/sitemap/-/sitemap-6.4.0.tgz",
+      "integrity": "sha512-DoPKNc2/apQZTUnfiOONWctwq7s6dZVspxAZe2VPMNtoqNq7HgXRvlRnbIpKjf+8+piQdWncwcy+YhhTGY5USQ==",
       "requires": {
-        "@types/node": "^14.14.14",
+        "@types/node": "^14.14.28",
         "@types/sax": "^1.2.1",
         "arg": "^5.0.0",
         "sax": "^1.2.4"
diff --git a/package.json b/package.json
index 01939fd87dc..c32801a89cd 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "nprogress": "^0.2.0",
     "react": "^16.14.0",
     "react-dom": "^16.14.0",
-    "sitemap": "^6.3.5"
+    "sitemap": "^6.4.0"
   },
   "devDependencies": {
     "babel-plugin-inline-react-svg": "^1.1.1",
diff --git a/update.sh b/update.sh
new file mode 100644
index 00000000000..decde4ab7fc
--- /dev/null
+++ b/update.sh
@@ -0,0 +1,26 @@
+#!/bin/bash
+
+# this script updates the data behind the co2birth.date site
+# takes some time to build all the pages
+# and may heat up your computer
+
+# refresh data
+# https://github.com/co2birthdate/dataops
+git submodule foreach git pull origin master
+
+# install node packages
+npm i
+
+# generate indidvidual pages, based on date
+npm run export
+
+# generate sitemap
+npm install --save sitemap
+echo "https://co2birth.date" > listofurls.txt && \
+	find out/co2 -name "*.html" -maxdepth 1 -type f | \
+	sed 's/out/https:\/\/co2birth.date/g' >> listofurls.txt && \
+	npx sitemap --index-base-url https://co2birth.date < listofurls.txt > out/sitemap.xml && \
+	rm -f listofurls.txt && gzip -f out/sitemap.xml
+
+# deploy site to github "pages" branch
+npm run deploy
\ No newline at end of file