Term
Permafrost
Ground in northern Siberia, Canada and Alaska that stays frozen year after year. It holds vast amounts of old plant matter, which rots as it thaws and releases gases.
A Life on Our Planet: My Witness Statement and a Vision for the Future, David Attenborough
Explained in
- A Life on Our Planet: My Witness Statement and a Vision for the Future, David Attenborough
- The Uninhabitable Earth: Life After Warming, David Wallace-Wells
Ground that stays frozen for years on end. It holds a great deal of carbon, and as it thaws it can release carbon dioxide and methane.