By James Dinneen , New Scientist.  Excerpt: A common sunscreen ingredient, zinc nanoparticles, may help protect rice from heat-related stress, an increasingly common problem under climate change. ...Researchers have explored such nanoparticles as a way to deliver more nutrients to plants, helping maintain crop yields while reducing environmental  damage from using too much fertiliser . Now  Xiangang Hu  at Nankai University in China and his colleagues have tested how zinc oxide nanoparticles affect crop performance under heatwave conditions....  Full article at https://www.newscientist.com/article/2454728-spraying-rice-with-sunscreen-particles-during-heatwaves-boosts-growth/ .