In a three - year study in the West Midlands area, scientists from England and Scotland measured soil samples taken near some 32,000 trees to see which species soaked up the most harmful particles.
इंटरनेटवरून ते एका ‘ टेलिफोन आईला ’ दत्तक घेतात, असे स्पेनचे बातमीपत्रक, एल पाईस म्हणते.