Decoded gene sequence of the diatom Thalassiosira pseudonana
Alfred Wegener Institute (AWI)
Published: 29 September 2004
Scientists have sequenced the genome of marine diatom Thalassiosira pseudonana for the first time, uncovering animal-like metabolism, red algal genes, and traits that blur plant-animal lines—shedding light on evolution, ecology, and carbon cycling.
Keywords: diatom, Thalassiosira pseudonana, genome sequencing, urea cycle, endosymbiosis, carbon cycle, metabolic pathways
The remainder of paradise
Alfred Wegener Institute (AWI)
Published: 15 September 2005
Whales and seals play a key role in polar ecosystems, helping maintain balance in food chains. Their decline elsewhere reshaped marine systems. As climate change threatens polar regions, understanding their impact is vital for conservation efforts.
Keywords: Whales, Seals, Polar Ecosystems, Climate Change, Marine Mammals, Food Web, Conservation
Close coupling of climate with green house gases in the past
Alfred Wegener Institute (AWI)
Published: 25 November 2005
Seismic recordings from Neumayer Station revealed harmonic tremors caused by iceberg B-09A, not volcanoes. These "singing icebergs" mimic volcanic tremors and could help scientists better understand volcanic activity through simpler iceberg models.
Keywords: iceberg vibrations, seismic tremors, Neumayer Station, harmonic overtones, volcano analogs, B-09A, Alfred Wegener Institute
