The coronavirus crisis is one of the factors threatening the education of millions of children worldwide. That's the conclusion of a new report by the nonprofit Save the Children. About 1.5 billion children missed school globally because of the coronavirus pandemic - and more than 19 countries still had nationwide school closures due to COVID-19 as of this summer. The report also blames climate change for a deteriorating educational environment. And it highlights the extraordinary challenges to girls' education worldwide - ranging from cultural factors to attacks on girls' schools in several countries. Children in India have been out of school for over a year, raising worries about a 'lost generation' of students falling behind. Recently, some states have finally started allowing schools to reopen. But in Delhi, many are choosing to stay away over fears of a third wave of coronavirus cases. DW's Nimisha Jaiswal has more.