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News stories tagged with "navigation"

Canada's Seaway Chief Steers Away From Expansion

The head of the St. Lawrence Seaway in Canada says expanding the waterway's locks and channels is off the table, at least for 20 years. He made the remarks at a maritime industry conference in Toronto this week. As David Sommerstein reports, a local group praised the comments, but still has some concerns.  Go to full article

Oberstar on Seaway Expansion

David Sommerstein talks with Minnesota Congressman Jim Oberstar (D)about possible expansion of the St. Lawrence Seaway and the Great Lakes navigational system.  Go to full article

Army Corps Seaway Study Points Toward Expansion

The U.S. Army Corps of Engineers is putting the finishing touches on a preliminary study of the Great Lakes-St. Lawrence Seaway system - what Corps officials call a "snapshot" of shipping on the waters. It recommends a more detailed, and more expensive, study that would consider building wider locks and deeper channels for bigger ships. Any possible construction would be years or even decades away. But seaway expansion critics are determined to stop the process in its tracks. David Sommerstein has this report.  Go to full article

Natural Selections: Bird Migration

How do birds discover their migration routes? Are they taught, is it instinct, or a special sense? Dr Curt Stager and Martha Foley discuss what's known and what's guessed.  Go to full article

Natural Selections: Stranded Whales

Some of the world's smartest creatures appear to become confused, beaching themselves in large numbers with tragic consequences. How can this happen? Martha Foley and Dr. Curt Stager discuss stranded whales.  Go to full article

Breaking the Ice on the St. Lawrence Seaway

With so much snow still on the ground, spring can seem a long way off. But on the frigid St. Lawrence there is a sign of the warm days to come. Huge icebreakers are clearing a path for the international freighters that use the Seaway nine months of the year. After a long winter, the interior of North America will soon re-open to the Atlantic Ocean, and the rest of the world. David Sommerstein climbed aboard the Robinson Bay for one of the tugboat's first missions of the season--breaking ice in the canal between Eisenhower and Snell Locks near Massena.  Go to full article

Corps to Study Navigation Improvements in Great Lakes

After a period of public comment, the U.S. Army Corps of Engineers is looking into navigational improvements for the entire Great Lakes system. The study could result in improvements to ports, docks, and shipping channels in the 5 lakes and along the St. Lawrence River. As David Sommerstein reports, it could also pose a threat to the marine ecosystem.  Go to full article

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