How Brazil can beat the odds
Brazil has set itself a target of restoring almost 50,000 sq km of the Amazon rainforest by 2030. But it won't get there without changing its policies and how it engages with local people.
On dangerous ground: land degradation is turning soils into deserts
A new international report makes for bleak reading on the state of the world's soils. It predicts that land degradation will displace up to 700 million people worldwide by mid-century.
Growing food in the post-truth era
The global food system has been operating in post-truth mode for decades.