Snowstorms: Boston vs. Denver

Boston and Denver are known to be snowy cities; the annual average snowfall in Boston is 44 inches while Denver's average exceeds 57 inc...

Northeast Blizzard, Western Heat

As residents of the Northeast urban corridor brace for blizzard conditions tonight, those living along the Front Range or across the High Pl...

Fishers of the Forest

Fishers are large members of the mustelid (weasel) family; second in size only to the river otter, male fishers may weight up to 13 pounds. ...

The Connecticut River

The Connecticut River, the largest and longest river in New England, rises in northernmost New Hampshire, just south of the Quebec border.  ...

Arthur and the Trough

Last evening, as Tropical Storm Arthur churned off the east coast of Florida, a broad dip in the jet stream, known as an atmospheric trough,...

The Eastern Snowy Owl Invasion

Snowy owls breed in the Arctic, where they feed primarily on lemmings.  Since the lemming population tends to crash every four years or so, ...

Northeast Blizzard

Yesterday, a chilly rain fell across Missouri on the south side of a winter storm that was centered over eastern Iowa; north of that central...

Snowy Owls

Among the most easily identified birds on our planet, snowy owls breed on the Arctic tundra of Alaska, Canada and Eurasia.  Their dense plum...

Avalonia

There are few terranes that illustrate the science of plate tectonics and continental drift better than Avalonia.  This micro-continent form...

Missisquoi NWR

As heat and humidity grip much of the country over the next few months, those of us in the Midwest and Southeast will look for escapes to co...

Mt. Washington, NH

When I climbed Mt. Washington with a group of friends, in 1974, it was my first experience with mountain hiking. Standing atop the treeless...

Carrabassett Flashbacks

In 1981, after a hot, humid summer in Arkansas, I flew to Maine to look at a practice opportunity. The town was rather small but the medica...

New England Tornadoes

While we usually associate tornadoes with the Great Plains and Southeast, as we observed yesterday, they can occur in any region of the lowe...

Crossing Glacial Terrain

After nine days of exploring the glaciated landscape of Iceland, with its broad, glacial valleys, deep fjords, winding moraines, glacial lak...

A View of Katahdin

Yesterday, our flight from Newfoundland took us just north of Cape Breton, Nova Scotia and over the northern tip of Prince Edward Island. L...

Northeast Deluge

While the weather news was focused on Hurricane Dolly yesterday, a perfect rainmaker was developing across the Northeastern States. A cold ...

Terminal Moraine

New England harbors the greatest concentration of glacial terrain in the eastern U.S. and one of its most striking features is the terminal ...

Boston's Drumlins

Small, ovoid hills are common throughout eastern Massachusetts, especially in the vicinity of Boston. Viewed from the air, one sees that th...

Niagara Falls

One of the most famous natural landmarks in North America, Niagara Falls is a relatively recent addition to our country's topography. As...

April Nor'easter

After carving a path of destruction across the southern States, our latest "spring storm" turned toward the northeast yesterday an...