Dr Chalk, destined to be a researcher in carbonates, CO2, & ocean-climate links, resident isotope geochemist @exoceanlab.bsky.social,
@cerege.bsky.social, France.
Equalist, technologist, environmentalist. #climatevegan.
🇬🇧🤝🇲🇫. 🏳️‍🌈 but always with the 🏳️‍⚧️.