It’s as if the sun, which is suddenly more visible in the sky, has an ally in the color of so many spring blooms.

“Women can now depend on acacia trees [former name] for firewood instead of cutting indigenous species like shea trees, which are of a high economic value,” said Abdulai Mariama, a local woman ...

Thousands of seeds from native African tree species and indigenous varieties of crops have been deposited in the cold, dry rock vaults of the Svalbard Global Seed Vault in the permafrost of ...