From your perspective, how has the venture ecosystem shifted since then? (fortune.com)
Many biologists and fisheries experts say it's vital to leave the region alone because big, poorly - understood ecosystem shifts are under way. (dotearth.blogs.nytimes.com)
Our work highlights that detailed time - series of biochemical baseline and trophic structure records among different ecosystems will be crucial to identify rapid ecosystem shifts in response to climate change. (journals.plos.org)