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UN Environmental Programme

Global Issues

There are countless problems facing the world, especially in regards to global warming. What is global warming and why is it such a big deal?

Global Warming

[Global warming basics]

Tragedy of the Commons

One of the leading causes of global warming is the "Tragedy of the Commons," as explained by Garrett Hardin. The Tragedy of the Commons refers to self-interest eventually destroying shared limited resources, essentially man taking what he wants of Mother Earth without consideration of replenishing what he has taken. An example of the Tragedy of the Commons is deforestation.