is looking at whether the recent high number of controllers is in any way a factor. tom costello, washington. an alarming report of the long term effects of climate change spells trouble for this country's monuments and historic sites. the report called national monuments at risk details 30 of them, including the statue of liberty, may be irrepresent ran bli damaged or lost forever. >> there will be places that we will no longer be able to visit in the future unless we do something about this. >> the "huffington post" is joining us. welcome, kate and good morning. this threat has so far been ignored in the world of climate change assessment. do you think this gives the problem a whole new perspective knowing that there's a large sweep of literally our american history that could be lost? >> right. i think that's why this report is really significant, because it connects with places that people in the u.s. can visualize, they may have visited it, they know why it's important