Unlike many of NOAA's sub sites (eg: sanctuaries.noaa.gov), the main site does rely on third party analytics (Google Analytics) and uses third party social media widgets.However, the infomation available from NOAA is invalueble for world-wide education, information, knowledge and general interest enthusiasts, that these can be overlooked if you cannot block them individuall.(They can be blocked without suffering any loss of site functionality.)
The National Oceanic and Atmospheric Administration (NOAA) is a federal agency focused on the condition of the oceans and the atmosphere. It plays several distinct roles within the Department of Commerce.