Warming climate chills Sonoran Desert's spring flowers
Saturday, December 19, 2009 - 23:21
in Earth & Climate
Global warming is giving a boost to Sonoran Desert plants that have an edge during cold weather, according to new research. Although overall numbers of winter annuals have declined since 1982, species that germinate and grow better at low temperatures are becoming more common. As a result, the composition of the desert's spring wildflower display is changing, according to new research.