Globally averaged mole fraction (measure of atmospheric concentration), from 1984 to 2021, of CO2 in parts per million (left), CH4 in parts per billion (centre) and N2O in parts per billion (right)

Please select your home edition

Edition

Globally averaged mole fraction (measure of atmospheric concentration), from 1984 to 2021, of CO2 in parts per million (left), CH4 in parts per billion (centre) and N2O in parts per billion (right)

© Ocean Cruising Club

$Globally averaged mole fraction (measure of atmospheric concentration), from 1984 to 2021, of CO2 in parts per million (left), CH4 in parts per billion (centre) and N2O in parts per billion (right) photo copyright Ocean Cruising Club taken at Ocean Cruising Club and featuring the Environment class$

Environment

Ocean Cruising Club

Selden 2020 - FOOTER

Cure Marine - Cure 55 - Footer

Crewsaver 2021 Safetyline FOOTER

This site and its contents are Copyright © 2025 Sail-World Cruising Northern Hemisphere and/or the original author, photographer etc. All Rights Reserved. Photographs are copyright by law. If you wish to use or buy a photograph contact the photographer directly.
If you have any questions about advertising or editorial then please contact our team. If you encounter any technical issues then please email techsupport@sail-world.com

Terms & Conditions | Privacy Policy