Ecologists use 70-year-old pressed plants to chart city's vanishing native flora
Friday, March 18, 2011 - 10:20
in Biology & Nature
More than half of the world's population now lives in cities, yet we know little about how urbanization affects biodiversity. In one the first studies of its kind, ecologists in Indianapolis, USA have used 70-year-old dried plant specimens to track the impact of increasing urbanization on plants.