Search results for “pollution analysis”

Causes of air pollution

Air pollution has many causes. The biggest polluter is energy production, with two-thirds of particulate emissions coming from coal-fired power plants. Road traffic and factory farming in agriculture also contribute to this. Author: 3sat/nano/Labo M/Johan von Mirbach/Chris Caliman/Christoph Valenti

Light Pollution Disturbs Migratory Birds

Migratory birds can find their destinations over vast distances. They use the Earth's magnetic field as a compass, navigating by the stars at night. But recently, artificial lights have been disrupting the animals' nighttime navigation. Authors: 3sat/NANO/Logo (Marco Polo Film AG)/S. van Iersel, T.

What are the risks of microbeads and microplastics?

What are the risks of microbeads and microplastics? Risk Bites takes a look at where these millimeter-sized plastic beads are used, and why experts are becoming increasingly concerned about the potential environmental and health impacts of these and other microplastics. BACKGROUND RESOURCES