Pollution declines as more nations remain in lockdown

Pollution declines as more nations remain in lockdown

Air quality is improving in countries under coronavirus quarantines. But experts say, it is far too early to speak of long-term positive change for the climate. Watch CGTN LIVE on your computer, tablet or mobile http://america.cgtn.com/livenews Subscribe to CGTN America on YouTube Follow CGTN America: Twitter: @cgtnamerica Facebook: @cgtnamerica Instagram: @cgtnamerica TikTok: @cgtnamerica