Climate Group Cookie Policy
Version dated: November 2025.
This cookie policy applies to our websites: theclimategroup.org, climateweeknyc.org, there100.org and under2coalition.org. It applies to both the www and non-www prefixed URLs of our websites.
We may make changes to this cookie policy from time to time. If you have any questions about how we use cookies, please contact us.
What are cookies?
A cookie is a small file, usually of letters and numbers, that can be used by websites to make a user's experience more efficient. Cookies contain information that is transferred to your computer's hard drive or downloaded onto your device. A cookie, by itself, cannot be used to identify you.
You can find more information about cookies at allaboutcookies.org
Climate Group cookie use
We store cookies on your browser or the hard drive of your computer or your device if you agree. Our websites use different types of cookies, including to distinguish you from other users of our website. This helps us to provide you with a good experience when you browse our websites and allows us to improve our sites. We may also obtain information about your general internet usage to enable us to estimate our audience size and usage pattern, to store information about your preferences, to speed up your searches and to recognise you when you will return to our site.
You can find out more about the types of cookies we use below. For more information about how we process personal data, please visit our Privacy Policy.
Consent to cookies
Under data protection law, certain cookies are allowed to be stored on your device if they are strictly necessary for the operation of the website. Other types of cookies are considered optional and need your permission.
You can choose which optional (analytical, functionality, targeting and social media) cookies we can set by clicking on the button(s) in your cookie settings which is the banner that appears at the bottom of the web screen, or by using settings on your browser. Some cookies are placed by third party services that appear on our pages.
Your consent for optional cookies will expire after 6 months. If you visit our website again before the expiration date, you won’t need to ‘reconsent’ to the cookies unless you’ve cleared your cookies through your browser settings. This doesn’t apply to strictly necessary cookies
How do I change my cookie settings?
You can change your cookie preferences at any time by contacting us. You may need to refresh your page for your settings to take effect.
Alternatively, your web browser may allow you to disable and/or clear cookies (including strictly necessary cookies) through the browser settings. You can check the browser developer website for more information on how to do this.
What types of cookies does Climate Group use?
We use the following cookies:
- Strictly necessary cookies. These are cookies that are required for the core operation of our website. They include, for example, cookies that enable you to log into secure areas of our website (such as our Members-only areas), or to make a donation. They are always enabled on our website, as they are essential for the website to function properly. You may be able to block these cookies yourself on your device/browser but, without these cookies, our website is unlikely to work as you would expect or you may be unable to access certain parts of our websites. These cookies do not store any personal information.
- Analytical or performance cookies. These allow us to recognise and count the number of visitors and to see how visitors move around our websites when they are using them. This helps us to improve the way our websites work, for example, by ensuring that users are finding what they are looking for easily.
- Functionality cookies. These are used to recognise you when you return to our websites. This enables us to personalise our content for you and remember your preferences (for example, your choice of language or region).
- Targeting cookies. These cookies record your visit to our websites, the pages you have visited and the links you have followed. We will use this information to make our website more relevant to your interests.
- Social media cookies. We may obtain your personal information through your use of social media such as Facebook or LinkedIn, depending on your settings or the privacy policies of these social media services. To change your settings on these services, please refer to their privacy policies which will tell you how to do this.
These cookies do not store directly personal information but are based on uniquely identifying your browser and internet device.
We do not share the information collected by the cookies with any third parties.
More information about the cookies we use:
Strictly necessary cookies
| Cookie name | Description |
acceptCookies |
Used by websites to record whether a user has consented to the use of cookies, particularly for tracking, analytics, or personalisation purposes. |
cookie-agreed-version |
Used to store the version number of the cookie policy the user has accepted or rejected, ensuring the website remembers the user's cookie preference. |
OptanonConsent |
This cookie is set by the cookie compliance solution from OneTrust. It stores information about the categories of cookies the site uses and whether visitors have given or withdrawn consent for the use of each category. This enables site owners to prevent cookies in each category from being set in the users browser, when consent is not given. The cookie has a normal lifespan of one year, so that returning visitors to the site will have their preferences remembered. It contains no information that can identify the site visitor. |
OptanonAlertBoxClosed |
This cookie is set by websites using certain versions of the cookie law compliance solution from OneTrust. It is set after visitors have seen a cookie information notice and in some cases only when they actively close the notice down. It enables the website not to show the message more than once to a user. The cookie has a one year lifespan and contains no personal information. |
PHPSESSID |
PHP session cookie associated with embedded content from this domain |
XSRF-TOKEN |
This cookie is written to help with site security in preventing Cross-Site Request Forgery attacks. |
__cfruid |
Cookie associated with sites using CloudFlare, used to identify trusted web traffic. |
__cf_bm |
This is a CloudFoundry cookie, necessary to support Cloudflare Bot Management, currently in private beta. As part of our bot management service, this cookie helps manage incoming traffic that matches criteria associated with bots. |
__cflb |
This cookie is used by Cloudfare for load balancing. |
_cfuvid |
A cookie set by Cloudflare as part of its bot management and security services. It helps identify individual users behind a shared IP address and apply security settings per user. The _cfuvid cookie is only set when a site uses this option in a Rate Limiting Rule. |
cf_chl_cc_ |
A cookie set by Cloudflare as part of its challenge (CAPTCHA) system to prevent bot traffic and ensure only legitimate users can access a site. |
_hp2_props.1566116007 |
The _hp2_props.APP_ID cookie is used by Heap, a web analytics platform, to store event properties collected through the addEventProperties API. |
Analytics and performance cookies
| Cookie name | Description |
| _gd############# | A performance cookie used by Google Tag Manager to manage and deploy analytics and marketing tags on a website. |
| _gali | Google Analytics cookie used to track which specific link or element a user clicked on for enhanced link attribution. It is used to improve the accuracy of Google Analytics by differentiating between multiple links to the same URL on a single page. |
| iutk | This cookie is used by Issuu analytic system to gather information regarding visitor activity on Issuu products. Issuu products are used in the embed paragraph. |
| SM | This is a Microsoft MSN 1st party cookie used to measure the use of the website for internal analytics. |
| ar_debug | This cookie is used by DoubleClick/GoogleAds/GoogleAnalytics to debug ad-related issues during development or testing. It helps troubleshoot and verify the functionality of ad tracking and analytics, and is typically not enabled for all users. |
| _gid | Installed by Google Analytics. Stores information on how visitors use a website, while also creating an analytics report of the website's performance. Some of the data that are collected include the number of visitors, their source, and the pages they visit anonymously. |
| _ga | This cookie is used to distinguish unique users by assigning a randomly generated number as a client identifier. It is included in each page request in a site and used to calculate visitor, session and campaign data for the sites analytics reports. By default it is set to expire after 2 years. |
| _ga_xxxxxxxxxx | To generate statistical data on how the visitor uses the Service. |
| _gat_UA-nnnnnnn-nn | This is a pattern type cookie set by Google Analytics, where the pattern element on the name contains the unique identity number of the account or website it relates to. It appears to be a variation of the _gat cookie which is used to limit the amount of data recorded by Google on high traffic volume websites. |
| _gat_gtag* | A Google Analytics cookie used to throttle request rates and manage tracking for the specific Google Analytics property. |
| _gax | This cookie is used to distinguish unique users by assigning a randomly generated number as a client identifier. |
| _gclxxxx | Google conversion tracking cookie. |
| _hjSession* | A cookie that holds the current session data. This ensues that subsequent requests within the session window will be attributed to the same Hotjar session. |
| _hjSessionUser* | Hotjar cookie that is set when a user first lands on a page with the Hotjar script. It is used to persist the Hotjar User ID, unique to that site on the browser. This ensures that behavior in subsequent visits to the same site will be attributed to the same user ID. |
| _hjAbsoluteSessionInProgress | This cookie is used by HotJar to detect the first pageview session of a user. This is a True/False flag set by the cookie. |
| _hjFirstSeen | Identifies a new user's first session on a website, indicating whether or not Hotjar's seeing this user for the first time. |
| _hjCookieTest | Common cookie name could have a number of different origins. Where this is first party and a session cookie, its most likely to do with checking to see if the browser is set to block or allow cookies. |
| _hjTLDTest | When the Hotjar script executes we try to determine the most generic cookie path we should use, instead of the page hostname. This is done so that cookies can be shared across subdomains (where applicable). To determine this, we try to store the _hjTLDTest cookie for different URL substring alternatives until it fails. After this check, the cookie is removed. |
| _hp2_hld | This cookie is used to determine which domain a cookie can be set on, since public suffix domains block setting cookies at the top level. |
| JSESSIONID | General purpose platform session cookie, used by sites written in JSP. Usually used to maintain an anonymous user session by the server. |
| FPLC | The FPLC cookie (first-party linker cookie) is used for cross-domain tracking. It is generated from the FPID cookie and is accessible via JavaScript, enabling tracking information to be transferred from one domain to another when users navigate between different sites that are part of the same entity. |
| FPID | The FPID (first-party identifier) cookie is used to replace client-side identifier management cookies (such as _ga). It stores a unique user identifier and is used to track users on a secure and privacy-compliant basis. |
Functionality cookies
| Cookie name | Description |
| _gat_UA-1017548-1 | This is a pattern type cookie set by Google Analytics, where the pattern element on the name contains the unique identity number of the account or website it relates to. It appears to be a variation of the _gat cookie which is used to limit the amount of data recorded by Google on high traffic volume websites. |
| __atuvc | This cookie is associated with the AddThis social sharing site. It allows the user to see an updated count if they share a page and return to it before our share count cache is updated. |
| __atuvs | This short-live cookie associated with the AddThis social sharing widget which is commonly embedded in websites to enable visitors to share content with a range of networking and sharing platforms. |
| __stripe_mid | Set by Stripe to identify a user across multiple visits, used to prevent fraud and ensure secure online payments. It typically lasts for 1 year. |
| __stripe_sid | Set by Stripe to identify a user during a single session, supporting real-time fraud prevention. It typically lasts for 30 minutes. |
| connect.sid | A session cookie used for authentication and for secure login. It registers the login information. |
| CSRF-TOKEN | A "CSRF-TOKEN" cookie is a security measure used to prevent Cross-Site Request Forgery (CSRF) attacks, where an attacker tricks a user into performing unwanted actions on a website they are logged into. It's a unique, secret value associated with a user's session that the server verifies against requests to ensure they originate from the legitimate site. |
| hmt_id | Used for strictly necessary statistical and other technical purposes, such as accessibility support |
| m | Mixpanel, an analytics tool associated with m.stripe.com used for tracking user interactions and events on a website or app. |
| sid | Stores a unique session ID and used to identify a user's session, allowing the server to track their activity and maintain their logged-in status across multiple page requests |
| testcookie | Used to verify that cookies can be written to a page and then removed without issues. |
| classy-session-id | In Drupal, the classy-session-id cookie is a session cookie used to identify a user's session and track their activity on the site, allowing for personalized experiences and maintaining login status across different pages. |
| _hjIncludedInSessionSample_ | A Hotjar cookie that determines if a user is included in session recording based on sampling settings. |
Targeting cookies
| Cookie name | Description |
| muc_ads | The muc_ads cookie, associated with the URL t.co, is used by Twitter for advertising purposes, specifically for personalsation and tracking user behavior. |
| MS0 | A session identifier set by Microsoft, typically used to track user interactions and behavior on Microsoft websites, including how often ad clicks lead to purchases or other actions. |
| MUID | This cookie is widely used my Microsoft as a unique user identifier. It can be set by embedded microsoft scripts. Widely believed to sync across many different Microsoft domains, allowing user tracking. |
| _gac_UA-1017548-1 | A Google Analytics cookie associated with Google Ads. It stores campaign-related information such as source, medium, and keyword, helping to track the performance of Google Ads campaigns. |
| ANONCHK | This cookie carries out information about how the end user uses the website and any advertising that the end user may have seen before visiting the said website. |
| MR | This is a Microsoft MSN 1st party cookie which we use to measure the use of the website for internal analytics. |
| QCUSERCOOKIE | A Quantcast cookie used to identify and track users across websites for audience measurement, personalization, and ad targeting purposes. |
| lpv717413 | This session comes from Pardot and is used to prevent multiple page views on a single asset from being tracked within a 30-minute session. |
| cf_chl_rc_m | These cookies may be set through our site by our advertising partners. They may be used by those companies to build a profile of your interests and show you relevant adverts on other sites. They do not store directly personal information, but are based on uniquely identifying your browser and internet device. If you do not allow these cookies, you will experience less targeted advertising. |
| cf_chl_2 | These cookies may be set through our site by our advertising partners. They may be used by those companies to build a profile of your interests and show you relevant adverts on other sites. They do not store directly personal information, but are based on uniquely identifying your browser and internet device. If you do not allow these cookies, you will experience less targeted advertising. |
| __atrfs | A cookie set by AddThis, a social sharing and content recommendation platform. Used for tracking visitor behavior and non-personal statistics. It's a short-lived cookie, typically expiring within a few seconds. |
| _gat_gtag_UA_1017548_1 | A Google Analytics cookie used to limit the number of tracking requests sent to Google on high-traffic websites, improving performance. |
| LOGIN_INFO | LOGIN_INFO cookie on a website is a persistent cookie used to remember user login details, allowing them to access the site without re-entering their username and password each time. |
| _fbp | Used by Facebook to deliver a series of advertisement products such as real time bidding from third party advertisers. |
| _gat_xxxxxxxxxxxxxxxxxxxxxxxxxx | Google Analytics cookie used to throttle the request rate, limiting the amount of data sent to Google servers during high-traffic periods. |
| ln_or | This is a LinkedIn cookie used to determine if Oribi analytics can be carried out on a specific domain |
| pardot | Cookie name associated with services from marketing automation and lead generation platform Pardot. |
| SAPISID | This DoubleClick cookie is generally set through the site by advertising partners, and used by them to build a profile of the website visitor's interests and show relevant ads on other sites. This cookie works by uniquely identifying your browser and device. |
| MC1 | A cookie set by Microsoft (often via services like Bing or Microsoft Clarity) to identify unique users and support analytics and advertising performance tracking across Microsoft domains. |
| loc | Stores the visitors geolocation to record location of sharer |
| bscookie | Used by the social networking service, LinkedIn, for tracking the use of embedded services. |
| bcookie | This is a Microsoft MSN 1st party cookie for sharing the content of the website via social media. |
| li_gc | A LinkedIn cookie used to store user consent for the use of cookies, especially for non-essential cookies like those used for advertising. |
| __Secure-1PSID | A Google cookie used for user authentication, security, and personalization of content across Google services. |
| uid-bp-41448 | This domain is owned by StickyAdsTV, a French company providing online video advertising services. |
| APISID | This DoubleClick cookie is generally set through the site by advertising partners, and used by them to build a profile of the website visitor's interests and show relevant ads on other sites. This cookie works by uniquely identifying your browser and device. |
| AnalyticsSyncHistory | A LinkedIn cookie used to store the time when a data sync occurred between LinkedIn and its third-party analytics partners. |
| SID | This is a very common cookie name but where it is found as a session cookie it is likely to be used as for session state management. |
| xtc | This domain is owned by AddThis. AddThis provides web widgets that site owners embed into their pages or other content to enable visitors to create and share links to the content across social networks. They also make use of the data collected to provide advertisers and marketers with profile information for targeted behavioral advertising. |
| visitor_id##### | This is a cookie pattern that appends a unique identifier for a website visitor, used for tracking purposes. The cookies in this domain have a lifespan of 10 years. |
| visitor_id717413-hash | This is a cookie pattern that appends a unique identifier for a website visitor, used for tracking purposes. The cookies in this domain have a lifespan of 10 years. |
| HSID | This cookie is set by DoubleClick (which is owned by Google) to build a profile of the website visitor's interests and show relevant ads on other sites. |
| SRM_B | This is a Microsoft MSN 1st party cookie that ensures the proper functioning of this website. |
| test_cookie | This cookie is set by DoubleClick (which is owned by Google) to determine if the website visitor's browser supports cookies. |
| UID | This cookie provides a uniquely assigned, machine-generated user ID and gathers data about activity on the website. This data may be sent to a 3rd party for analysis and reporting. |
| __Secure-1PAPISID | A secure, HTTP-only Google cookie used to authenticate users and protect their data during interactions with Google services. |
| uvc | Tracks how often a user interacts with AddThis |
| li_sugr | A LinkedIn cookie used to identify browsers and track user interactions for LinkedIn advertising and analytics outside of the LinkedIn platform. |
| d | Yahoo HTTP Cookie. A cookie set by Quantcast, a digital advertising and analytics company. It’s used to assign a unique ID to a user for purposes like ad targeting, personalization, and measurement across websites that use Quantcast services |
| CONSENT | This cookie carries out information about how the end user uses the website and any advertising that the end user may have seen before visiting the said website. |
| SSID | This cookie carries out information about how the end user uses the website and any advertising that the end user may have seen before visiting the said website. |
| _hp2_id.########## | This cookie is used by Heap Analytics to track user behavior on the website. Cookies in this domain have lifespan of 2 years. |
| UserMatchHistory | This cookie is used to track visitors so that more relevant ads can be presented based on the visitor's preferences. |
| DEVICE_INFO | A YouTube cookie used to store information about the device being used — such as device type, operating system, or browser — to optimize video playback and user experience. It may also be used for security, fraud prevention, and analytics purposes. |
| _GRECAPTCHA | A cookie set by Google reCAPTCHA to protect websites from spam and abuse by verifying that a user is a human and not a bot. |
| _hp2_ses_props.########## | A Heap Analytics session cookie used to store information about a user's current session, such as pages viewed or interactions made, to help analyse user behaviour on a website.The numbers (##########) are a unique ID for the site or user session. It expires when the session ends or after a short duration of inactivity. |
| __Secure-ROLLOUT_TOKEN | A cookie used by YouTube (Google) to help manage feature rollout and testing for users — ensuring that experimental features or updates are delivered gradually and securely. |
| VISITOR_PRIVACY_METADATA | A YouTube cookie that stores a user's privacy and consent settings for embedded video content. |
| personalization_id | This domain is owned by Twitter. The main business activity is: Social Networking Services. Where twitter acts as a third party host, it collects data through a range of plug-ins and integrations, that is primarily used for tracking and targeting. |
| lidc | This is a Microsoft MSN 1st party cookie that ensures the proper functioning of this website. |
| mc | This cookie is usually provided by Quantserve to track anonymous information about how website visitors use the site. |
| VISITOR_INFO1_LIVE | This cookie is set by Youtube to keep track of user preferences for Youtube videos embedded in sites;it can also determine whether the website visitor is using the new or old version of the Youtube interface. |
| YSC | This cookie is set by YouTube to track views of embedded videos. |
| _dlt | This cookie is associated with Google's real time bidding advertising exchange. The main purpose of this cookie is targeting. |
| __qca | This is a cookie usually associated with Quantcast, a digital advertising company. They provide website rankings, and the data they collect is also used for audience segmentation and targeted advertising. |