Environmental policy

March 18, 2025

Privacy Overview

This site uses cookies to improve your browsing experience. These cookies are listed below by category. Please find our personal data and cookies policy on the Personal data protection page.

Analysis and Performance

Always Enabled

These cookies allow us to perform audience measurement and performance statistics by analyzing the volume and source of traffic to our site. These cookies also allow us to anonymously analyze the behavior of visitors to our Site in order to measure and improve the performance of our Site and our online campaigns. The collection of your consent is not required, we use an audience analysis software configured according to the recommendations of the CNIL to benefit from the exemption of consent.

Cookie	Duration	Description
_pk_id		This cookie is set by the web analysis tool Matomo. The _pk_id cookie is used to store a few details about the user such as the unique visitor ID. For more information: https://matomo.org/faq/general/faq_146/
_pk_ses	30 minutes	This cookie is set by the web analysis tool Matomo. The _pk_ses, _pk_cvar, _pk_hsr short lived cookies used to temporarily store data for the visit. For more information: https://matomo.org/faq/general/faq_146/

Necessary

Always Enabled

These cookies are necessary for the proper functioning of our Website. This category includes only cookies that ensure and provide the basic features and functionalities of the aforementioned site. You can oppose those cookies and delete them using your browser parameters, however, there is the risk that your user experience and your security will be degraded.

Cookie	Duration	Description
cookielawinfo-checkbox-analytics	6 months	This cookie is set by the “GDPR Cookie Consent” plugin. It is used to record the installation of cookies in the "Analytics" category.
cookielawinfo-checkbox-necessary	6 months	This cookie is set by the “GDPR Cookie Consent” plugin. It is used to record the installation of cookies from the "Necessary" category.
cookielawinfo-checkbox-non-necessary	6 months	This cookie is defined by the plugin "GDPR Cookie Consent". It is used to store the user's consent for cookies in the "Non-Necessary" category.
cookielawinfo-checkbox-third-party	6 months	This cookie is defined by the plugin "GDPR Cookie Consent". It is used to store the user's consent for cookies in the "Advertising Content" category.
idsession	30 minutes	Cookie that makes it possible to create a session identification number.
PHPSESSID		This cookie is native to PHP applications. The cookie is used to store and identify a users' unique session ID for the purpose of managing user session on the website. The cookie is a session cookies and is deleted when all the browser windows are closed.
viewed_cookie_policy	6 months	The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. It does not store any personal data.

Advertising Content

These cookies enable us to display our advertising campaigns on third party sites and social networks following your visit to our Internet site. If you do not accept these cookies, you will not be able to have access to this personalized advertising on these third-party sites". The Site employs certain services provided by third party sites. They are as follows:

Social networks (LinkedIn, Twitter, etc.)

Search engines (Google)

Disseminating videos (YouTube; Vimeo)

Cookie	Duration	Description
bcookie	2 years*	This cookie is defined by LinkedIn. The purpose of this cookie is to activate LinkedIn functionalities on the page. For more information: https://fr.linkedin.com/legal/cookie-policy The period of validity of these cookies is 2 years, but the user must choose every 6 months whether they wish to “Accept” or “Refuse” their installation.
bscookie	2 years*	This cookie is a browser ID cookie set by Linked share Buttons and ad tags. The period of validity of these cookies is 2 years, but the user must choose every 6 months whether they wish to “Accept” or “Refuse” their installation.
GPS	30 minutes	This cookie, which is defined by YouTube, records a unique identifier for the purpose of monitoring and following users as a function of their geographic situation. For more information: https://policies.google.com/privacy?hl=fr&gl=fr
IDE	2 years*	Utilized by Google DoubleClick and stores information regarding the way the user utilizes the Website and any other advertising before visiting the Website. This cookie is used to present to users advertising that is relevant to them as a function of their user profiles. For more information: https://policies.google.com/privacy The period of validity of these cookies is 2 years, but the user must choose every 6 months whether they wish to “Accept” or “Refuse” their installation.
lidc	1 day	This cookie is defined by LinkedIn and used for routing. For more information: https://fr.linkedin.com/legal/cookie-policy
personalization_id	2 years*	This cookie is defined by twitter.com. It is used to integrate the sharing functionalities of such social media. It also stores information regarding the way that the user utilizes the website, for monitoring and targeting purposes. For more information: https://help.twitter.com/fr/rules-and-policies/twitter-cookies The period of validity of these cookies is 2 years, but the user must choose every 6 months whether they wish to “Accept” or “Refuse” their installation.
UserMatchHistory	4 weeks	This LinkedIn cookie is used to follow visitors on various websites, for the purpose of presenting advertising that is relevant according to visitor preferences. For more information: https://fr.linkedin.com/legal/cookie-policy
VISITOR_INFO1_LIVE	5 months	This cookie is defined by YouTube and used to follow and monitor information on the YouTube videos incorporated into a website. For more information: https://policies.google.com/privacy?hl=fr&gl=fr
vuid	2 years*	This cookie is defined by Vimeo and is used to follow and monitor information on Vimeo videos incorporated into a website. For more information: https://vimeo.com/cookie_policy The period of validity of these cookies is 2 years, but the user must choose every 6 months whether they wish to “Accept” or “Refuse” their installation.
YSC	Session	These cookies are defined by YouTube and are used to follow and monitor views of integrated videos. For more information: https://policies.google.com/privacy?hl=fr&gl=fr

Non Necessary

All cookies that are not specifically necessary for the functioning of the web and are used specifically to collect the user's personal data by means of analyses, advertising, or other integrated content are called non-necessary cookies. It is obligatory to obtain the user's consent before utilizing these cookies on the Site.

Cookie	Duration	Description
lang		This cookie is used to store the language preferences of a user to serve up content in that stored language the next time user visit the website.
li_sugr	3 months	LinkedIn.com cookie. Used to find a probability match with a user's identity outside of designated countries. For more information: https://fr.linkedin.com/legal/cookie-policy
lissc	11 months*	LinkedIn.com cookie. Used to verify that there is a correct SameSite attribute for all cookies in this browser. For more information: https://fr.linkedin.com/legal/cookie-policy The period of validity of these cookies is 11 months, but the user must choose every 6 months whether they wish to “Accept” or “Refuse” their installation.
test_cookie	11 months*	This cookie is defined by DoubleClick (which belongs to Google) for the purpose of determining whether the Website visitor's browser supports cookies. For more information: https://policies.google.com/privacy The period of validity of these cookies is 11 months, but the user must choose every 6 months whether they wish to “Accept” or “Refuse” their installation.
u	3 months	Linkedin /adsymptotic.com cookie. This cookie is a browser identifier for users outside of the designated countries. For more information: https://fr.linkedin.com/legal/cookie-policy

Understanding tomorrow's city

Understanding tomorrow's city

Understanding tomorrow's city