In cities around the world, Covid-19 lockdowns have improved outdoor air quality, in some cases dramatically. Even if only temporary, these improvements could have longer-lasting effects on policy by making chronic air pollution more salient and boosting political pressure for change. To that...

Most countries around the world implemented mobility restrictions to tackle the COVID-19 pandemic. Latin America imposed lockdowns in March, while Sweden was the only European Union member state that refused to do so. Assembling data from multiple sources, this article employs these contrasting...