Help

SEDAC User Services staff are available to answer questions concerning our data, online applications, online information resources, and activites. We will assist with issues locating and downloading data from the site, accessing the site, and using our online applications and data resources.

Our office is open Monday through Friday, 9 am–5 pm U.S. Eastern Time, with the exception of major U.S. holidays.

We Appreciate Your Feedback

That′s why we've made it easy for you to communicate with us—via a tab at the bottom right corner of every page throughout this Web site. Please feel free to make comments, review the comments that have already been made, see what we′re planning next, and be a part of the continuing development of the SEDAC Web site.

Questions & Answers

Before asking your question, look for an answer here.