Western Canada seeks urgent help to fight wildfires

Canada struggled on Monday to control wildfires that have forced thousands to flee, halted oil production and razed towns, with the western province of Alberta calling for federal help.

Kill dates for re-exposed black mosses

In their new paper for the Geological Society of America journal Geology, Dulcinea Groff and colleagues used radiocarbon ages (kill dates) of previously ice-entombed dead black mosses to reveal that glaciers advanced during ...

page 1 from 7