Add 2023 week 13, Time Zones. (#538)

README.md

@@ -134,6 +134,7 @@ Need a **reminder**? There are [extensions](https://chrome.google.com/webstore/d
 | 10 | `2023-03-07` | [Numbats in Australia](data/2023/2023-03-07/readme.md) | [Atlas of Living Australia](https://www.ala.org.au) | [Numbat page at the Atlas of Living Australia](https://bie.ala.org.au/species/https://biodiversity.org.au/afd/taxa/6c72d199-f0f1-44d3-8197-224a2f7cff5f) |
 | 11 | `2023-03-14` | [European Drug Development](data/2023/2023-03-14/readme.md) | [European Medicines Agency](https://www.ema.europa.eu/en/medicines/download-medicine-data) | [Dissecting 28 years of European pharmaceutical development](https://towardsdatascience.com/dissecting-28-years-of-european-pharmaceutical-development-3affd8f87dc0) |
 | 12 | `2023-03-21` | [Programming Languages](data/2023/2023-03-21/readme.md) | [Programming Language DataBase](https://pldb.com/index.html) | [Does every programming language have line comments?](https://pldb.com/posts/does-every-programming-language-support-line-comments.html) |
+| 13 | `2023-03-28` | [Time Zones](data/2023/2023-03-28/readme.md) | [IANA tz database](https://data.iana.org/time-zones/tz-link.html) | ["What Is Daylight Saving Time"](https://www.timeanddate.com/time/dst/) |
 
 ***  
 

data/2023/2023-03-28/countries.csv

@@ -0,0 +1,241 @@
+country_code,place_name
+AR,Argentina
+AS,Samoa (American)
+AT,Austria
+AU,Australia
+AW,Aruba
+AX,Åland Islands
+AZ,Azerbaijan
+BA,Bosnia & Herzegovina
+BB,Barbados
+BD,Bangladesh
+BE,Belgium
+BF,Burkina Faso
+BG,Bulgaria
+BH,Bahrain
+BI,Burundi
+BJ,Benin
+BL,St Barthelemy
+BM,Bermuda
+BN,Brunei
+BO,Bolivia
+BQ,Caribbean NL
+BR,Brazil
+BS,Bahamas
+BT,Bhutan
+BV,Bouvet Island
+BW,Botswana
+BY,Belarus
+BZ,Belize
+CA,Canada
+CC,Cocos (Keeling) Islands
+CD,Congo (Dem. Rep.)
+CF,Central African Rep.
+CG,Congo (Rep.)
+CH,Switzerland
+CI,Côte d'Ivoire
+CK,Cook Islands
+CL,Chile
+CM,Cameroon
+CN,China
+CO,Colombia
+CR,Costa Rica
+CU,Cuba
+CV,Cape Verde
+CW,Curaçao
+CX,Christmas Island
+CY,Cyprus
+CZ,Czech Republic
+DE,Germany
+DJ,Djibouti
+DK,Denmark
+DM,Dominica
+DO,Dominican Republic
+DZ,Algeria
+EC,Ecuador
+EE,Estonia
+EG,Egypt
+EH,Western Sahara
+ER,Eritrea
+ES,Spain
+ET,Ethiopia
+FI,Finland
+FJ,Fiji
+FK,Falkland Islands
+FM,Micronesia
+FO,Faroe Islands
+FR,France
+GA,Gabon
+GB,Britain (UK)
+GD,Grenada
+GE,Georgia
+GF,French Guiana
+GG,Guernsey
+GH,Ghana
+GI,Gibraltar
+GL,Greenland
+GM,Gambia
+GN,Guinea
+GP,Guadeloupe
+GQ,Equatorial Guinea
+GR,Greece
+GS,South Georgia & the South Sandwich Islands
+GT,Guatemala
+GU,Guam
+GW,Guinea-Bissau
+GY,Guyana
+HK,Hong Kong
+HM,Heard Island & McDonald Islands
+HN,Honduras
+HR,Croatia
+HT,Haiti
+HU,Hungary
+ID,Indonesia
+IE,Ireland
+IL,Israel
+IM,Isle of Man
+IN,India
+IO,British Indian Ocean Territory
+IQ,Iraq
+IR,Iran
+IS,Iceland
+IT,Italy
+JE,Jersey
+JM,Jamaica
+JO,Jordan
+JP,Japan
+KE,Kenya
+KG,Kyrgyzstan
+KH,Cambodia
+KI,Kiribati
+KM,Comoros
+KN,St Kitts & Nevis
+KP,Korea (North)
+KR,Korea (South)
+KW,Kuwait
+KY,Cayman Islands
+KZ,Kazakhstan
+LA,Laos
+LB,Lebanon
+LC,St Lucia
+LI,Liechtenstein
+LK,Sri Lanka
+LR,Liberia
+LS,Lesotho
+LT,Lithuania
+LU,Luxembourg
+LV,Latvia
+LY,Libya
+MA,Morocco
+MC,Monaco
+MD,Moldova
+ME,Montenegro
+MF,St Martin (French)
+MG,Madagascar
+MH,Marshall Islands
+MK,North Macedonia
+ML,Mali
+MM,Myanmar (Burma)
+MN,Mongolia
+MO,Macau
+MP,Northern Mariana Islands
+MQ,Martinique
+MR,Mauritania
+MS,Montserrat
+MT,Malta
+MU,Mauritius
+MV,Maldives
+MW,Malawi
+MX,Mexico
+MY,Malaysia
+MZ,Mozambique
+NA,Namibia
+NC,New Caledonia
+NE,Niger
+NF,Norfolk Island
+NG,Nigeria
+NI,Nicaragua
+NL,Netherlands
+NO,Norway
+NP,Nepal
+NR,Nauru
+NU,Niue
+NZ,New Zealand
+OM,Oman
+PA,Panama
+PE,Peru
+PF,French Polynesia
+PG,Papua New Guinea
+PH,Philippines
+PK,Pakistan
+PL,Poland
+PM,St Pierre & Miquelon
+PN,Pitcairn
+PR,Puerto Rico
+PS,Palestine
+PT,Portugal
+PW,Palau
+PY,Paraguay
+QA,Qatar
+RE,Réunion
+RO,Romania
+RS,Serbia
+RU,Russia
+RW,Rwanda
+SA,Saudi Arabia
+SB,Solomon Islands
+SC,Seychelles
+SD,Sudan
+SE,Sweden
+SG,Singapore
+SH,St Helena
+SI,Slovenia
+SJ,Svalbard & Jan Mayen
+SK,Slovakia
+SL,Sierra Leone
+SM,San Marino
+SN,Senegal
+SO,Somalia
+SR,Suriname
+SS,South Sudan
+ST,Sao Tome & Principe
+SV,El Salvador
+SX,St Maarten (Dutch)
+SY,Syria
+SZ,Eswatini (Swaziland)
+TC,Turks & Caicos Is
+TD,Chad
+TF,French Southern & Antarctic Lands
+TG,Togo
+TH,Thailand
+TJ,Tajikistan
+TK,Tokelau
+TL,East Timor
+TM,Turkmenistan
+TN,Tunisia
+TO,Tonga
+TR,Turkey
+TT,Trinidad & Tobago
+TV,Tuvalu
+TW,Taiwan
+TZ,Tanzania
+UA,Ukraine
+UG,Uganda
+UM,US minor outlying islands
+US,United States
+UY,Uruguay
+UZ,Uzbekistan
+VA,Vatican City
+VC,St Vincent
+VE,Venezuela
+VG,Virgin Islands (UK)
+VI,Virgin Islands (US)
+VN,Vietnam
+VU,Vanuatu
+WF,Wallis & Futuna
+WS,Samoa (western)
+YE,Yemen
+YT,Mayotte
+ZA,South Africa
+ZM,Zambia
+ZW,Zimbabwe

data/2023/2023-03-28/post_vars.json

@@ -0,0 +1,5 @@
+{
+  "article_link": "https://www.timeanddate.com/time/dst",
+  "pic1_alt": "A screenshot of the Time Zone Map from timeanddate.com. The screenshot shows a world map, with colors indicating the current offset in that location from UTC.",
+  "pic2_alt": "A map of the world from timeanddate.com, with half-hour time zones (St. John's, Venezuela, Iran, AFG, India, Sri Lanka, Myanmar, Autralia (states), and Lord Howe Is.) highlighted in green, and 45-minute time zones (Nepal, Eucla, and Chathan Islands) highlighted in yellow."
+}