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Global Warming

  1. Jul 27, 2015 #1
    Hello, I am just wondering if we really have a data dated from almost a century back to support the existence of the phenomenon known as global warming? Thanks.
  2. jcsd
  3. Jul 27, 2015 #2


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    Staff: Mentor

    Welcome Val,

    No questions or discussions are allowed in this section, this is Introductions Only. Please post your question in the proper forum, which would be earth science.

    If you wish to post in earth sciences please be sure to also read the guidelines for that forum before posting, they are pinned at the top. Be sure to clearly describe what specific data you are looking for.
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