Why Arctic ice is disappearing more rapidly than expected

A new study led by Lance Lesack, a Simon Fraser University geographer and Faculty of Environment professor, has discovered unexpected climate-driven changes in the mighty Mackenzie River’s ice breakup. This discovery may help resolve the complex puzzle underlying why Arctic ice is disappearing more rapidly than expected.  

Y chromosome doing just fine, say researchers

Were the Y chromosome to die out, it probably wouldn't mean the disappearance of men - the relevant genes would likely move elsewhere.