Privacy Policy

This privacy policy tells you when and how WorldPop collect personal information and only applies to your use of sites under the domain. It does not apply to unaffiliated third-party sites to which the Site may link.

About cookies

Cookies are files, often including unique identifiers, that are sent by web servers to web browsers, and which may then be sent back to the server each time the browser requests a page from the server. Cookies can be used by web servers to identify and track users as they navigate different pages on a website, and to identify users returning to a website.

Use of cookies on the WorldPop websites

WorldPop uses Google Analytics software to collect anonymised information about how you use WorldPop websites. We do this to help make sure the site is meeting the needs of its users and to help us make improvements to the site.

Read more about the Google Analytics developer or how to opt out of being tracked by Google Analytics across all websites.

_ga Google Analytics: used to distinguish users Expires: 2 years
_gid Google Analytics: used to distinguish users Expires: 24 hours
_gat Google Analytics: Used to throttle request rate Expires: 1 minute
_gac_UA-* Google Analytics: Contains campaign related information for the user Expires: 90 days
ajs_group_id Google Analytics  
ajs_anonymous_id Google Analytics


Under certain circumstances, and as exceptions to this Privacy Policy, we will, without notice to you, release specific information about you to comply with any valid legal process such as a subpoena, search warrant, statute or court order, or in other special cases, such as, for example, an attempted breach of the security of the Site, or a physical threat to you or others.

We may change this Privacy Policy from time to time to address new issues and reflect changes on this site, and as the need arises. All changes to this Privacy Policy will be posted here. Please refer to this Privacy Policy regularly. If you have any questions or concerns about this Privacy Policy, please send us an email at WorldPopPMO[at]