Tag: Ocean Observations

Natural History / Natural History - 3 years ago

What is blue carbon?

Yes, this is an image of a mangrove, but did you know it is also an image of a sink? A carbon sink. Don’t know what that is? Read below. Something that has a significant effect on our daily lives and is stored within the largest system of wate...

Natural History / Natural History - 4 years ago

What is PORTS®?

PORTS® facilitates safe and efficient movement through U.S. seaports, helping to ensure our nation's economic health and prosperity. Shown here: the Jacksonville PORTS®, the second largest established in the national system, includes 46 operation...

Natural History / Natural History - 4 years ago

What is nuisance flooding?

As relative sea level increases, it no longer takes a strong storm or a hurricane to cause coastal flooding. Flooding now occurs with high tides in many locations due to climate-related sea level rise, land subsidence, and the loss of natural barrie...

Natural History / Natural History - 4 years ago

What are the horse latitudes?

The horse latitudes are regions located at about 30 degrees north and south of the equator. These latitudes are characterized by calm winds and little precipitation. The horse latitudes are located at about 30 degrees north and south of the eq...

Natural History / Natural History - 4 years ago

What is bombogenesis?

Fourteen of 20 hurricane-force wind events underwent bombogenesis in the North Atlantic during the first two months of 2014. This unusual activity can be seen in wind speed data from the period. In this image, blues indicate areas with wind speed...

Natural History / Natural History - 4 years ago

What is an anchialine pool?

 Anchialine pools form some of the longest submerged caves structures on Earth. (Image courtesy of National Science Foundation) The word “anchialine” (AN-key-ah-lin) comes from a Greek word meaning “near the sea." These typically small pools,...

Natural History / Natural History - 4 years ago

What is a hurricane?

VIDEO: What is a hurricane? Here's what you need to know in less than a minute. Transcript A tropical cyclone is a rotating low-pressure weather system that has organized thunderstorms but no fronts (a boundary separating two air masses of d...

Natural History / Natural History - 5 years ago

Why do we name tropical storms?

Hurricane Ike (2008), the third costliest storm in United States history. Until the early 1950s, tropical storms and hurricanes were tracked by year and the order in which they occurred during that year. Over time, it was learned that the use...

Natural History / Natural History - 5 years ago

What is a seiche?

This animation shows a standing wave (black) depicted as a sum of two propagating waves traveling in opposite directions (blue and red). Similar in motion to a seesaw, a seiche is a standing wave in which the largest vertical oscillations are at e...

Natural History / Natural History - 5 years ago

What is ocean acidification?

What is ocean acidification? Watch our video for a quick overview. For more than 200 years, or since the industrial revolution, the concentration of carbon dioxide (CO2) in the atmosphere has increased due to the burning of fossil fuels and l...

Natural History / Natural History - 5 years ago

What is LIDAR?

LIDAR data is often collected by air, such as with this NOAA survey aircraft (right) over Bixby Bridge in Big Sur, Calif. Here, LIDAR data reveals a top-down (top left) and profile view of Bixby Bridge. NOAA scientists use LIDAR-generated product...