ľ¹Ï¸£ÀûÓ°ÊÓ

The hole in the ozone layer, global warming, and air pollution are unjustly considered to be three independent problems, says Guus Velders in his oration.

With a computer model, researchers were able to compare the contributions of various sources to the amount of methane in the atmosphere.

What sound does the ocean make? Not the waves breaking on a beach, but the ocean itself?

Eleven PTR-MS instruments operated by European and US groups measured for two weeks the ambient air composition at the CESAR observatory near Cabauw.

Climate researcher Thomas Röckmann investigates air at altitudes up to 20 km