Local nutrient addition drives plant diversity losses but not biotic homogenization in global grasslands - Chen, Qingqing; Blowes, Shane A.; Harpole, W. Stanley; Ladouceur, Emma; Borer, Elizabeth; MacDougall, Andrew; Martina, Jason P.; Bakker, Jonathan; Tognetti, Pedro Maximiliano; Seabloom, Eric; Daleo, Pedro; Power, Sally; et al. (2025)