The chat took place after the president's hurricane preparedness briefing, and the subject of the online question-and-answer session was climate change. But much like many social media users, Obama found it a little hard to stay on topic. The conversation quickly turned to other issues, including the upcoming NBA finals.
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Obama kicked things off by asking for questions about climate change.
Obama also took questions about student loan debt and the controversial trade agreement known as the Trans-Pacific Partnership.
Some participants used the Q & A to grill Obama on his thoughts about the upcoming NBA finals.
Obama ended the chat with a call to action, urging twitter used to keep the conversation going.