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

Trees are good for the environment, but does corporate tree planting necessarily generate environmental benefits? The University of Lancaster's Benjamin Neimark examines. By Benjamin Neimark

India's worst flood in recent times is a clear warning about the dangers of rampant and thoughtless human development, writes Azim Premji University's Harini Nagendra. How are communities overcoming mistakes made in development and preparing for a future of extreme weather? By Harini Nagendra

China is far from the poster child of sustainability, but it is impossible to ignore the progress it has made in tackling environmental catastrophes of the last century. What can the world's most populous nation teach everyone else about the SDGs? By Brett Bryan and Lei Gao