Earth Website Community: Articles
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FeaturedArticle
Fundamental principles of energy
Introduction The concept of energy as we now understand it—a conserved quantity that represents the ability to do work—has been with us for less than two centuries. Yet its central role in human...
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FeaturedArticle
Climate Change Collection
About this Collection The last two decades of the 20th century produced mounting evidence that climate change posed significant risks to society. At the beginning of the 21st century, climate change...
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FeaturedArticle
Biodiversity
Introduction The word "biodiversity" is a contracted version of "biological diversity". The Convention on Biological Diversity defines biodiversity as: "the variability among living organisms...
