Coronavirus and Climate Change? It’s Complicated

Clean air is flowing across the planet, but environmentalists aren’t celebrating yet

As the coronavirus brings life to a standstill in cities under strict lockdown, a once-familiar sight is making a welcome return: Clear blue skies, together with fresh air and the melodies of birdsong.

The surreal juxtaposition of nature’s wrath and beauty is perhaps most poignant in India, home to 14 of the 20 cities in the world with the most hazardous air and currently under…