15/12/2020

As sea ice disappears, a greener and browner Arctic emerges

Arctic sea ice has been in steep decline over the past two decades. A study of tundra shrubs published today in the journal PNAS shows that as sea ice disappears, the Arctic is becoming both greener and browner.

Temporal control of light echoes

Scientists at Paderborn University, the Technical University of Dortmund and the University of Würzburg have for the first time used laser pulses to precisely control photon echoes, which can occur when light waves superimpose ...

Shedding light on the dark side of biomass burning pollution

Oxidized organic aerosol is a major component of ambient particulate matter, substantially impacting climate, human health and ecosystems. Oxidized aerosol from biomass burning is especially toxic, known to contain a large ...

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