Tens of millions of people are migrating or are being displaced in South Asia due to disasters brought on by climate change, and the number could rise three-fold in 30 years unless countries in the region take strong measures to mitigate the worst effects of global warming. By Soumya Sarkar

To build a better world, every action counts. When it comes to ending the Covid-19 pandemic, those actions must include a broad global commitment to ensuring that all people—including refugees—are protected. By Aditi Hazra

Given the technology, knowledge, and resources now available, the gap between current progress toward the Sustainable Development Goals and what is achievable remains far too wide. Closing that gap will require smart politics, new partnerships, and bold campaigning. By Kevin Watkins

The relationship between a heating planet and violent clashes is complex — and critical, writes John Vidal. By John Vidal