What are cookies?

Cookies are small, widely-used files or devices that are installed on the user’s browser in order to store, retrieve or update data. They enable a website administrator to record user preferences when browsing the website and customise the services offered based on those preferences.

On www.carbon2nature.es and www.carbon2nature.earth we use first-party and third-party cookies anonymously for usage analysis and measurement purposes to make sure that our website is working properly and to enable us to improve our services.

The third-party Cookies Carbon2Nature, S.A. (hereinafter “C2N”) uses to obtain information on visits, measure and analyse browsing habits on the website and customise some services are owned by OneTrust, Crazy Egg and Google Universal Analytics. Only Google Universal Analytics has access to the data collected by its devices.

Types of cookies

Depending on who owns the cookies, they can be:

First party cookies: These are those that are sent to a computer or device (for example: computer, mobile or tablet) from a computer or domain managed by a website and from which the service requested is provided. For example, the cookie that we use to manage consent (OptanonConsent) is generated by Carbon2Nature from its website and sent to your computer or device to keep a record of your consent.

Third-party cookies: These are those that are sent to your computer or device by another entity other than the owner of the website that processes the information obtained through cookies. For example, if the website operates video viewing via YouTube (external to Carbon2Nature), this provider will display certain cookies so that the video can work. These cookies are not sent by Carbon2Nature to your computer or device; they are sent directly by YouTube.

Depending on their purpose, cookies can be:

Technical cookies: Are essential for a website to function properly and include basic functionalities such as identifying the session or giving registered users access to restricted access areas. This is why technical cookies cannot be deactivated.

Stadistical cookies: These are cookies that allow us to see how the user interacts with the website, collecting anonymous information during the time they are browsing. The purpose of collecting this information is to make improvements to the web based on analysis of the aggregated data.

Preference cookies: These are cookies that allow the website to remember information during a user’s browsing time associated with the way the page behaves or looks, such as the preferred language or the region in which they are located.

Marketing cookies: Are used to analyse a user’s behaviour while visiting the website and so that, from time to time, other providers can offer personalised and relevant advertising depending on the browsing profile.

Depending on how long they remain activated on your computer, cookies can be:

Session cookies: these are cookies designed to compile and store data while the user is visiting the website.

Persistent cookies: these are cookies designed to keep the data stored on the user’s device so they can be accessed and processed for a period of time defined by the cookie manager. This period may vary from a few minutes to several years.

Controlling the use of cookies

If you would like to delete the cookies that are already installed on your terminal, you can do so in your browser. You will find instructions on how to do so in your browser’s help menu, where the steps for deleting them are explained. For further information:

Internet Explorer


Mozilla Firefox


Google Chrome




Also, you can allow or block cookies through our content manager.

Cookies we use 

At www.carbon2nature.es we respect your privacy by analysing the quantity and quality of your interactions anonymously. Below, we have listed the first and third party cookies that we use on our website together with a brief description of their purpose, the length of time that they remain on your device, and, where applicable, the third party responsible for the cookie.

Technical cookies:

Last analysis performed on 08/11/2023

Cookie nameDescriptionOrigenDuration
OptanonConsentCookie used by OneTrust to collect and maintain tracking of consent provided by the user.First partyOne year
OptanonAlertBoxClosedCookie used by OneTrust to keep track when the user closes the cookie warning.First partyOne year
wp-wpml_current_languageCookie used to automatically recognize the user’s language.First partyOne year

Statistical cookies

Last analysis performed on 08/11/2023

Cookie nameDescriptionOrigenDuration
_gaAn anonymous identifier to distinguish anonymous users and perform analysis on user interactions in the application in order to optimize the services offered.GoogleTwo years
_gaCR31BD67TMThis cookie allows the services to distinguish one visitor from another, measure user activity, display ads and the performance of advertising campaigns.GoogleTwo years