Scientists hung clean moss beside three Russian highways, and the plants began collecting metals linked to traffic pollution

Scientists hung clean moss beside three Russian highways, and the plants began collecting metals linked to traffic pollution

Researchers in Russia hung bags of moss beside three busy highways to see how much traffic pollution the plants would soak up. Published in the Journal of Hazardous Materials, the study exposed moss collected from a clean background site to roadside air along the Leningradskoye, Yaroslavskoye, and Dmitrovkoye highways in central Russia. After analysing the … Read more

Gold up 15%, silver 19% in August: Why are precious metals prices surging?

Gold is up 15% and silver 19% in August. (Reuters)

Gold and silver prices are ending August with a sharp rally. Gold prices have risen about 15% this month, while silver prices have jumped around 19%. The rally has added huge value to the precious metals market. Together, gold and silver have gained nearly $5 trillion in market value in August, based on an analysis … Read more