In Finland, the average age of passenger cars is among the highest in Europe, and the majority of traffic-related particle emissions are produced by ICE vehicles that are more than 15 years old. The worst polluters are old diesel cars without a…
Mass extinctions are often imagined as sudden, planet-wide catastrophes caused by asteroid impacts, supervolcanoes, or runaway climate change. But Earth’s history also includes a series of smaller extinction events that unfolded between the big…







