| NASA HOSTS MEDIA BRIEFING ON HOW ECOSYSTEMS ARE CHANGING | G08-064 | 4/28/08 | 6:14 | NASA will hold a media briefing Tuesday, April 29, at 1:30 p.m. EDT to discuss the latest research documenting changes in EarthÕs ecosystems using NASA remote-sensing data. Panelists will discuss several topics, including the impact of shrinking Arctic sea ice on marine ecosystems, how invasive species alter the biochemistry of local ecosystems, the role of climate change on the length of growing seasons and ecosystems, and seasonal changes in phytoplankton and the consequences on marine ecosystems.
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