Senegal's pink Lake Retba regains its vibrant color, boosting local tourism and salt production after three years.

Senegal's Lake Retba, known for its pink waters due to high salt content and pink algae, has regained its vibrant color after losing it for three years due to heavy flooding. The lake's iconic hue is vital for local tourism and salt production. Though the color's return has boosted local businesses, there are concerns about maintaining the lake's delicate ecosystem to prevent future disruptions.