seawater: Media

Videos

Discover what makes seawater so salty
An explanation of why seawater is salty.
Contunico © ZDF Enterprises GmbH, Mainz
Know why urinating in the ocean is not chemically damaging to the marine ecosystem
Learn why urinating in the ocean is not chemically damaging to it.
© American Chemical Society (A Britannica Publishing Partner)
Take an in-depth look at the variety of plankton, from diatoms and microflagellates to jellyfish
Learn about plankton, microscopic life-forms that drift in ocean currents and form...
Encyclopædia Britannica, Inc.
Witness an experiment explaining why fresh water and seawater have different freezing points
Learn why fresh water and seawater have different freezing points.
Contunico © ZDF Enterprises GmbH, Mainz; Thumbnail © Tatianatatiana/Dreamstime.com

Images

The Bahamas
Clear ocean water near a beach on Grand Bahama Island in The Bahamas.
© Philip Coblentz—Digital Vision/Getty Images
water scarcity
Members of the New Zealand Defence Force pumping seawater into holding tanks on Funafuti...
Alastair Grant/AP
ocean acidification
Conceptual diagram comparing the state of carbonates in the oceans under the lower-acid...
Encyclopædia Britannica, Inc.
absorption coefficient for liquid water
Figure 3: The absorption coefficient for liquid water as a function of frequency.
From J.D. Jackson, Classical Electrodynamics, copyright © 1975 by John Wiley & Sons, Inc.
aquifer
The process of saltwater intrusion into a coastal aquifer depends on how much water...
Encyclopædia Britannica, Inc./Patrick O'Neill Riley
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