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Society for Science and the Public
Science News for Students: Watching Our Seas Rise
Ocean levels are increasing around the world. Find out why this type of climate change has scientists concerned.
A&E Television
History.com: Why the Construction of the Panama Canal Was So Difficult and Deadly
A staggering 25,000 workers lost their lives. And artificial limb makers clamored for contracts with the canal builders. In a quest to fulfill a centuries-old dream to connect the Atlantic and Pacific Oceans, the builders of the Panama...
University Corporation for Atmospheric Research
Ucar: El Nino Southern Oscillation
Learn how the El Nino-Southern Oscillation (ENSO) climate fluctuation affects weather around the world.
Other
Earth Sky: When Did Humans Start Altering Earth?
The ArchaeoGlobe Project assessed knowledge on human land use over the past 10,000 years, through the contributions of more than 200 archaeologists. It concluded that, by 3,000 years ago, most of Earth was already transformed by...