In just under a month, world leaders will gather in Paris to try to agree a new course of action to tackle climate change. One key concern is that global warming could affect food crops. To help guarantee that key plants survive the worst possible scenarios, samples of over 5000 different species of crops are being gathered in what’s called the Global Seed Vault – an underground store on the Svalbard Islands in the Arctic. BBC News’ science editor David Shukman writes about his visit to the Seed Vault.
The gloomy Arctic seed bank that’s key to future crops