The Pew Center on Global Climate Change collects personal information that is voluntarily submitted by visitors to this site in order to respond to requests for publications and other information, including requests for email notification regarding issues of interest to visitors. The Pew Center on Global Climate Change also collects aggregate data on visitors to see which parts of the site are being used most frequently, and which information is of the most interest to them. The Pew Center on Global Climate Change does not sell, rent, share or otherwise voluntarily disclose visitors' email addresses or other identifying information shared on this site with any third party.