A sudden onslaught of jellyfish can pose serious problems for coastal power plants, clogging their cooling water intake valves and forcing plants to operate at reduced capacity or temporarily shut down.
Many people are concerned about conservation of the planet's cute and cuddlies. But in a world of global climate change, sometimes we must prioritize which species we can and should save from extinction. Dr. Alycia Stigall and her colleagues are leading the charge in studies to help us make those determinations by looking at the fossil record.
Scientists studying whether wildlife can adapt to climate change should focus on characteristics such as what they eat, how fast they breed and how well they survive in different habitats rather than simply on how far they can move, a conservation biologist at the University of Exeter said.
Investigators have wondered why the brains of some cognitively-intact elderly individuals have abundant pathology on autopsy or significant amyloid deposition on neuroimaging that are characteristic of Alzheimer disease (AD).