91% of world population lives in countries with restricted travel amid COVID-19 | Pew Research Center
Migrant crisis: Hungary's closed border leaves many stranded - BBC News
Seismology | Creating Value for Safety: from earthquake preparedness to pandemic outbreak response
Sustainability | Free Full-Text | Risks in the Role of Co-Creating the Future of Tourism in “Stigmatized” Destinations
The Latest Updates on International Gathering and Travel Restrictions | Northstar Meetings Group
Closed borders, travel bans and halted immigration: 5 ways COVID-19 changed how – and where – people move around the world
U.S. Reaffirms Land Border Restrictions with Canada and Mexico - The New York Times
Comment: A timeline of closed international borders and where we stand today – The World of Aviation
Unprecedented: These 9 Countries Just Closed Their Borders - YouTube
Omicron Covid-19 Variant: The Countries Which Have Closed Their Borders
Europe and the Coronavirus Pandemic in the Middle East | Royal United Services Institute
COVID Border Accountability Project, a hand-coded global database of border closures introduced during 2020 | Scientific Data
Ferris Jabr on Twitter: "The majority of the world's population lives in a country w/ some form of coronavirus-related travel restrictions. Close to 100 countries have completely closed borders. Around 70 are
Blog - Border Restrictions Extended - NSGLC
Map Shows Countries That Closed Airspace to Russia Over Ukraine War
MFA of Ukraine 🇺🇦 on Twitter: "Close all remaining airspace! 38 (out of 193) states have closed their airspace to Russian aircraft. But Russians can still fly to many other countries that
Pandemic: 20+ Countries Have Closed Their Borders - YouTube
MAP: See Which Countries Are Closing Borders Due To Coronavirus : Goats and Soda : NPR
Update: Situation at the EU's land border with Russia
Here are the countries where Americans can still go
Travel Safety - Nations Online Project
Armenia travel advice - GOV.UK
