News tagged with seasonal changes

Going to Earth's core for climate insights

(PhysOrg.com) -- The latest evidence of the dominant role humans play in changing Earth's climate comes not from observations of Earth's ocean, atmosphere or land surface, but from deep within its molten core.

Mar 10, 2011
4.2 / 5 (18) 19 | with audio podcast

Polar bear births could plummet with climate change

University of Alberta researchers Peter Molnar, Andrew Derocher and Mark Lewis studied the reproductive ecology of polar bears in Hudson Bay and have linked declining litter sizes with loss of sea ice.

Feb 08, 2011
2.2 / 5 (5) 0