So while marine life is finding ways to cope with environmental shifts, it is likely that humans will have to adjust, as well. (scientificamerican.com)
Those questioning the vulnerability of this species to warming will point to its successful survival through two previous warm intervals between ice ages as evidence the bear can deal with reduced ice and other big environmental shifts. (dotearth.blogs.nytimes.com)
It is tough, they say, to sort out whether fish populations are hit harder by human fishing, the sharks» appetite, climate change or some other environmental shift. (scientificamerican.com)