Could whale poo fix global warming? The world’s largest mammals play a vital part in carbon capture — and two economists have set up a scheme to get people to invest in them.
The gentle giants saving planet Earth
Sea longevity: Most whales have a lifespan of at least 40 years, and some reach over 100. Glossary
CO2 - Carbon dioxide.
Capitalism - A form of economy characterised by private property and competition between companies.
Tangible - Easily perceptible or real. Tangible changes can be seen or experienced.