Gynecandrous - a video glossary component at the LSU Herbarium

submitted by: Timothy M. Jones

A video showing the gynecandrous condition of a spike; pistillate flowers distal, staminate flowers proximal. A useful diagnostic character for species determinations within the genus Carex.
The maturation sequence is included to show the progression over time within a gynecandrous spike.

The genetic response to Snowball Earth: role of HSP90 in the Cambrian explosion

submitted by: Michael Baker
"The Genetic Response to Snowball Earth: Role of HSP90 in the Cambrian Explosion" Download this paper at the following web address: http://repositories.cdlib.org/postprints/2103 The events that shaped the Cambrian explosion from 545 to 530 Ma, when multicellular animals suddenly appeared in the fossil record, are not fully understood. It is likely that the evolution of new transcription factors and other signal transduction proteins that regulated developmental networks was important...
Authors: M. e. Baker

West Nile Virus MWV19

submitted by: MicrobeWorld
West Nile virus entered the United States in 1999 and is now considered a seasonal epidemic that starts in the summer and continues into the fall. First isolated in Uganda in 1937, the virus can cause severe human meningitis or encephalitis in 1% of those infected. In 2007 the U.S. Centers for Disease Control reported 124 fatalities. The rapid spread of West Nile virus has put local and state mosquito surveillance programs on the front line of public health and disease preparedness. In...

Global Lake Ecological Observatory Network (GLEON)

submitted by: dougramsey

Global Lake Ecological Observatory Network Attracts More Countries, Students, Sites

Green Commitment Boosts UCSD as National Sustainability Leader

submitted by: dougramsey

Talk by Chancellor Marye Anne Fox about UCSD Going Green

ESI VidFest First Prize Winner: Solar Solutions

submitted by: dougramsey

Short Film about Environmental Sustainability