Messages based on disgust reduce the appeal of meat by decreasing enjoyment and moral detachment, driving consumers towards a plant-based diet, a study finds. Oleh Patrizia Catellani

India's suspension of the treaty should not be seen as a weaponisation of water, but a reasoned assertion of sovereignty in the face of sustained aggression. It is a clear signal that cooperation cannot exist in a vacuum devoid of trust. Oleh Abhinav Mehrotra and Amit Upadhyay

The danger of the Indus Water Treaty collapsing is less about India cutting off water flows and more about the erosion of trust, transparency and data sharing, affecting neighbours including Nepal and Bangladesh. Weaponising water is a perilous strategy that may backfire. Oleh Mehebub Sahana

Donald Trump’s tariffs risk driving up global food and fertiliser prices, deepening food insecurity in developing countries already struggling with poverty, climate shocks and market volatility. Oleh Lotanna Emediegwu