Last updated: January 2025

Cookie Policy

1. What are cookies?

Cookies are small text files stored on your device when you visit our website. They help us provide a better user experience, remember your preferences and analyze platform usage.

2. Types of cookies we use

2.1 Essential cookies (required)

  • Authentication: NextAuth.js session cookies to keep you logged in
  • Security: CSRF tokens to prevent attacks
  • Load balancing: Server routing cookies

2.2 Functional cookies (optional)

  • Preferences: Map settings, methodology choices
  • Language: Your language preference
  • UI state: Sidebar collapse, theme

2.3 Analytics cookies (optional)

  • Vercel Analytics: Page views, performance metrics
  • Error tracking: Crash reports and error logs
  • Feature usage: Which features are most used

2.4 Third-party cookies

  • Google Earth Engine: For satellite data access
  • Mapbox: For map rendering and screenshots
  • Stripe: For payment processing

3. Cookie duration

Cookie typeDuration
Session cookiesDeleted when you close your browser
Authentication30 days (or until logout)
Preferences1 year
Analytics2 years

4. Managing cookies

4.1 Browser settings

  • Chrome: Settings → Privacy and Security → Cookies
  • Firefox: Settings → Privacy & Security → Cookies
  • Safari: Preferences → Privacy → Cookies
  • Edge: Settings → Cookies and Site Permissions

4.2 Opt-out

5. Impact of disabling cookies

  • You will not be able to log in (authentication required)
  • Your preferences will not be saved
  • Some features may not work properly
  • Analytics cookies can be disabled without affecting core functionality

6. Updates to this policy

We may update this Cookie Policy periodically. Changes will be posted on this page with an updated "Last updated" date.

7. Contact us

For questions about our use of cookies, contact us at hello@nusacarbon.com.