Wrapping up his two-day trip to Paris for the UN global summit on climate change, President Obama said he’s “convinced that we’re going to get big things done here.”

The president, who said the deal is critical to the U.S. economy and national security, also spent time pledging financial support to low-lying island nations vulnerable to rising sea levels.

NPR White House correspondent Tamara Keith joins Here & Now’s Jeremy Hobson with details.