Tides: how they’re measured and why they happen

Tides: how they’re measured and why they happen

Tides play such a big role in our waters both on the ocean and the river. It’s good to revisit some things about them from time to time: like why they happen, how they are measured, and how they can complicate things for folks out on the river in vessels, but make things more fun for clammers.

A look at how ships load and balance cargo, and why it’s so important

A look at how ships load and balance cargo, and why it’s so important

Cargo is loaded onto ships very deliberately and with a lot of calculation and forethought. Part of the reason is to anticipate how that cargo must be unloaded and in what order, at the dock.

But even more important, imbalanced cargo can lead to tragedy and loss at sea, and even right at the dock.

Polar Star returns from Antarctica

Polar Star returns from Antarctica

I always like talking about this ship, because of her unique job and the role she plays in keeping people safe in a challenging part of the world.

The USCG icebreaker Polar Star is a ship specially designed to handle difficult conditions that would sink most vessels. She’s an older ship, but well maintained, and she just returned from a special annual mission in Antarctica.