Tag: Ocean Science

Natural History / Natural History - 9 years ago

What is remote sensing?

A LIDAR (Light Detection and Ranging) image created with data collected by NOAA's National Geodetic Survey. Remote sensors collect data by detecting the energy that is reflected from Earth. These sensors can be on satellites or mounted on airc...

Natural History / Natural History - 9 years ago

What is ecosystem science?

Within any given area, living and nonliving interact with each other. Together, these things form an ecosystem. Because all of the elements within an ecosystem are interrelated, these systems can be quite complex. All ecosystems must maintain a d...

Natural History / Natural History - 9 years ago

What is a hydrothermal vent?

A venting black smoker emits jets of particle-laden fluids. The particles are predominantly very fine-grained sulfide minerals formed when the hot hydrothermal fluids mix with near-freezing seawater. These minerals solidify as they cool, forming...

Natural History / Natural History - 9 years ago

What is hydrography?

By mapping out water depth, the shape of the seafloor and coastline, the location of possible obstructions, and physical features of water bodies, hydrography helps keep our maritime transportation system moving safely and efficiently. Download...

Natural History / Natural History - 9 years ago

Is sea level rising?

With continued ocean and atmospheric warming, sea levels will likely rise for many centuries at rates higher than that of the current century. In the United States, almost 40 percent of the population lives in relatively high-population-density c...