The carbon cycle is key to understanding climate change

Until a few hundred years ago there was a perfect balance of carbon dioxide in the Earth s atmosphere. Human activity has disrupted that balance. What can be done to restore it? Find our school briefings series here, including our recent climate explainers: https://econ.st/2BQkGqU Sign up to receive The Economist’s fortnightly newsletter to keep up to date with our latest coverage on climate change: https://econ.st/2APVAIj Find The Economist’s most recent climate-change coverage here: https://econ.st/3hbvD6B Read our briefing on why carbon offsetting is essential to tackling climate change: https://econ.st/3dIX7ye Read our article about new advances in solar energy: https://econ.st/37m19Kv Covid-19 presents an opportunity for countries to flatten the climate curve: https://econ.st/3em6YKn