Two new surveys find that although large majorities of Americans and Canadians think that global warming is happening, relatively few of them think humans are causing it.
Canada
Small Rivers Could Have Big Impact on Arctic Ocean
The Mackenzie River carries the bulk of freshwater flow from North America's tundra to the North Atlantic. But what about the effects of smaller rivers from Canada's Arctic islands?
Warmer Climate Could Aid Quebec's Wine Industry
By 2050, climate change may make regions of northeastern Canada suitable for growing new varieties of wine grapes.
Water Levels Surge on Great Lakes
The recent 2-year surge represents one of the most rapid rates of water level change on the Great Lakes in recorded history and marks the end of an unprecedented period of low water levels.
Salish Sea a Key Source of Regional Marine Nutrients
A new examination of nitrogen in the coastal waters off the Pacific Northwest shows that the Salish Sea delivers a large fraction of nutrients to shelf waters.
Archean Rocks in the Acasta Gneiss Complex
Studying Archean-age gneissic and schistic rocks in northwestern Canada, researchers determined that the source of these rocks formed 4.3 billion years ago.
Where Does the Bed of a River Change from Gravel to Sand?
Analysis of the Fraser River suggests that riverbed sediments shift abruptly depending on river slope changes and water speed.